Home / 1,988,463.17-2,984,002.60-1,090,535.47

Finding the Fourth Proportional to 1,988,463.17, 2,984,002.60 and 1,090,535.47

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Solution

The fourth proportional to 1,988,463.17, 2,984,002.60 and 1,090,535.47 is: 1,636,520.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,463.17 : 2,984,002.60 = 1,090,535.47 : x
  2. Step 2: Convert to fraction form
    1,988,463.17/2,984,002.60 = 1,090,535.47/x
  3. Step 3: Cross multiply
    1,988,463.17x = 2,984,002.60 × 1,090,535.47
  4. Step 4: Simplify right side
    1,988,463.17x = 3,254,160,667,685.88
  5. Step 5: Solve for x
    x = 3,254,160,667,685.88/1,988,463.17
  6. Step 6: Final answer
    x = 1,636,520.46

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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.