Home / 1,690,089.47-2,535,548.92-492,022.52

Finding the Fourth Proportional to 1,690,089.47, 2,535,548.92 and 492,022.52

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Solution

The fourth proportional to 1,690,089.47, 2,535,548.92 and 492,022.52 is: 738,154.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,089.47 : 2,535,548.92 = 492,022.52 : x
  2. Step 2: Convert to fraction form
    1,690,089.47/2,535,548.92 = 492,022.52/x
  3. Step 3: Cross multiply
    1,690,089.47x = 2,535,548.92 × 492,022.52
  4. Step 4: Simplify right side
    1,690,089.47x = 1,247,547,169,201.68
  5. Step 5: Solve for x
    x = 1,247,547,169,201.68/1,690,089.47
  6. Step 6: Final answer
    x = 738,154.51

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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.