Home / 1,014,010.20-1,399,459.14-578,534.76

Finding the Fourth Proportional to 1,014,010.20, 1,399,459.14 and 578,534.76

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Solution

The fourth proportional to 1,014,010.20, 1,399,459.14 and 578,534.76 is: 798,449.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,010.20 : 1,399,459.14 = 578,534.76 : x
  2. Step 2: Convert to fraction form
    1,014,010.20/1,399,459.14 = 578,534.76/x
  3. Step 3: Cross multiply
    1,014,010.20x = 1,399,459.14 × 578,534.76
  4. Step 4: Simplify right side
    1,014,010.20x = 809,635,757,689.71
  5. Step 5: Solve for x
    x = 809,635,757,689.71/1,014,010.20
  6. Step 6: Final answer
    x = 798,449.32

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.