Home / 1,864,128.46-2,572,472.82-1,048,331.92

Finding the Fourth Proportional to 1,864,128.46, 2,572,472.82 and 1,048,331.92

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Solution

The fourth proportional to 1,864,128.46, 2,572,472.82 and 1,048,331.92 is: 1,446,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,128.46 : 2,572,472.82 = 1,048,331.92 : x
  2. Step 2: Convert to fraction form
    1,864,128.46/2,572,472.82 = 1,048,331.92/x
  3. Step 3: Cross multiply
    1,864,128.46x = 2,572,472.82 × 1,048,331.92
  4. Step 4: Simplify right side
    1,864,128.46x = 2,696,805,370,538.41
  5. Step 5: Solve for x
    x = 2,696,805,370,538.41/1,864,128.46
  6. Step 6: Final answer
    x = 1,446,684.30

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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.