Home / 1,371,440.40-2,057,160.60-572,456.40

Finding the Fourth Proportional to 1,371,440.40, 2,057,160.60 and 572,456.40

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Solution

The fourth proportional to 1,371,440.40, 2,057,160.60 and 572,456.40 is: 858,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,440.40 : 2,057,160.60 = 572,456.40 : x
  2. Step 2: Convert to fraction form
    1,371,440.40/2,057,160.60 = 572,456.40/x
  3. Step 3: Cross multiply
    1,371,440.40x = 2,057,160.60 × 572,456.40
  4. Step 4: Simplify right side
    1,371,440.40x = 1,177,634,751,297.84
  5. Step 5: Solve for x
    x = 1,177,634,751,297.84/1,371,440.40
  6. Step 6: Final answer
    x = 858,684.60

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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.