Home / 1,197,562.08-1,795,678.52-398,407.38

Finding the Fourth Proportional to 1,197,562.08, 1,795,678.52 and 398,407.38

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Solution

The fourth proportional to 1,197,562.08, 1,795,678.52 and 398,407.38 is: 597,389.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,562.08 : 1,795,678.52 = 398,407.38 : x
  2. Step 2: Convert to fraction form
    1,197,562.08/1,795,678.52 = 398,407.38/x
  3. Step 3: Cross multiply
    1,197,562.08x = 1,795,678.52 × 398,407.38
  4. Step 4: Simplify right side
    1,197,562.08x = 715,411,572,483.44
  5. Step 5: Solve for x
    x = 715,411,572,483.44/1,197,562.08
  6. Step 6: Final answer
    x = 597,389.97

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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.