Home / 1,728,678.24-2,385,614.10-954,307.32

Finding the Fourth Proportional to 1,728,678.24, 2,385,614.10 and 954,307.32

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Solution

The fourth proportional to 1,728,678.24, 2,385,614.10 and 954,307.32 is: 1,316,965.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,678.24 : 2,385,614.10 = 954,307.32 : x
  2. Step 2: Convert to fraction form
    1,728,678.24/2,385,614.10 = 954,307.32/x
  3. Step 3: Cross multiply
    1,728,678.24x = 2,385,614.10 × 954,307.32
  4. Step 4: Simplify right side
    1,728,678.24x = 2,276,608,998,325.21
  5. Step 5: Solve for x
    x = 2,276,608,998,325.21/1,728,678.24
  6. Step 6: Final answer
    x = 1,316,965.15

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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.