Home / 1,569,871.42-2,355,142.53-545,233.39

Finding the Fourth Proportional to 1,569,871.42, 2,355,142.53 and 545,233.39

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Solution

The fourth proportional to 1,569,871.42, 2,355,142.53 and 545,233.39 is: 817,966.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,871.42 : 2,355,142.53 = 545,233.39 : x
  2. Step 2: Convert to fraction form
    1,569,871.42/2,355,142.53 = 545,233.39/x
  3. Step 3: Cross multiply
    1,569,871.42x = 2,355,142.53 × 545,233.39
  4. Step 4: Simplify right side
    1,569,871.42x = 1,284,102,345,565.08
  5. Step 5: Solve for x
    x = 1,284,102,345,565.08/1,569,871.42
  6. Step 6: Final answer
    x = 817,966.57

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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.