Home / 1,214,488.40-1,820,177.40-932,608.40

Finding the Fourth Proportional to 1,214,488.40, 1,820,177.40 and 932,608.40

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Solution

The fourth proportional to 1,214,488.40, 1,820,177.40 and 932,608.40 is: 1,397,718.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,488.40 : 1,820,177.40 = 932,608.40 : x
  2. Step 2: Convert to fraction form
    1,214,488.40/1,820,177.40 = 932,608.40/x
  3. Step 3: Cross multiply
    1,214,488.40x = 1,820,177.40 × 932,608.40
  4. Step 4: Simplify right side
    1,214,488.40x = 1,697,512,732,730.16
  5. Step 5: Solve for x
    x = 1,697,512,732,730.16/1,214,488.40
  6. Step 6: Final answer
    x = 1,397,718.36

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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.