Home / 1,382,518.64-2,073,581.10-435,766.32

Finding the Fourth Proportional to 1,382,518.64, 2,073,581.10 and 435,766.32

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Solution

The fourth proportional to 1,382,518.64, 2,073,581.10 and 435,766.32 is: 653,587.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,518.64 : 2,073,581.10 = 435,766.32 : x
  2. Step 2: Convert to fraction form
    1,382,518.64/2,073,581.10 = 435,766.32/x
  3. Step 3: Cross multiply
    1,382,518.64x = 2,073,581.10 × 435,766.32
  4. Step 4: Simplify right side
    1,382,518.64x = 903,596,805,168.55
  5. Step 5: Solve for x
    x = 903,596,805,168.55/1,382,518.64
  6. Step 6: Final answer
    x = 653,587.43

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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.