Home / 1,598,669.32-2,399,711.07-688,302.64

Finding the Fourth Proportional to 1,598,669.32, 2,399,711.07 and 688,302.64

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Solution

The fourth proportional to 1,598,669.32, 2,399,711.07 and 688,302.64 is: 1,033,188.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,669.32 : 2,399,711.07 = 688,302.64 : x
  2. Step 2: Convert to fraction form
    1,598,669.32/2,399,711.07 = 688,302.64/x
  3. Step 3: Cross multiply
    1,598,669.32x = 2,399,711.07 × 688,302.64
  4. Step 4: Simplify right side
    1,598,669.32x = 1,651,727,464,718.22
  5. Step 5: Solve for x
    x = 1,651,727,464,718.22/1,598,669.32
  6. Step 6: Final answer
    x = 1,033,188.94

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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.