Home / 1,022,887.10-1,534,275.01-312,915.13

Finding the Fourth Proportional to 1,022,887.10, 1,534,275.01 and 312,915.13

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Solution

The fourth proportional to 1,022,887.10, 1,534,275.01 and 312,915.13 is: 469,355.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,887.10 : 1,534,275.01 = 312,915.13 : x
  2. Step 2: Convert to fraction form
    1,022,887.10/1,534,275.01 = 312,915.13/x
  3. Step 3: Cross multiply
    1,022,887.10x = 1,534,275.01 × 312,915.13
  4. Step 4: Simplify right side
    1,022,887.10x = 480,097,864,209.90
  5. Step 5: Solve for x
    x = 480,097,864,209.90/1,022,887.10
  6. Step 6: Final answer
    x = 469,355.67

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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.