Home / 1,022,386.40-1,410,899.04-592,921.28

Finding the Fourth Proportional to 1,022,386.40, 1,410,899.04 and 592,921.28

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Solution

The fourth proportional to 1,022,386.40, 1,410,899.04 and 592,921.28 is: 818,234.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,386.40 : 1,410,899.04 = 592,921.28 : x
  2. Step 2: Convert to fraction form
    1,022,386.40/1,410,899.04 = 592,921.28/x
  3. Step 3: Cross multiply
    1,022,386.40x = 1,410,899.04 × 592,921.28
  4. Step 4: Simplify right side
    1,022,386.40x = 836,552,064,747.57
  5. Step 5: Solve for x
    x = 836,552,064,747.57/1,022,386.40
  6. Step 6: Final answer
    x = 818,234.73

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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.