Home / 1,026,462.74-1,539,595.16-316,300.10

Finding the Fourth Proportional to 1,026,462.74, 1,539,595.16 and 316,300.10

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Solution

The fourth proportional to 1,026,462.74, 1,539,595.16 and 316,300.10 is: 474,419.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,462.74 : 1,539,595.16 = 316,300.10 : x
  2. Step 2: Convert to fraction form
    1,026,462.74/1,539,595.16 = 316,300.10/x
  3. Step 3: Cross multiply
    1,026,462.74x = 1,539,595.16 × 316,300.10
  4. Step 4: Simplify right side
    1,026,462.74x = 486,974,101,486.02
  5. Step 5: Solve for x
    x = 486,974,101,486.02/1,026,462.74
  6. Step 6: Final answer
    x = 474,419.66

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.