Home / 1,357,484.79-2,033,127.11-648,011.06

Finding the Fourth Proportional to 1,357,484.79, 2,033,127.11 and 648,011.06

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Solution

The fourth proportional to 1,357,484.79, 2,033,127.11 and 648,011.06 is: 970,536.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,484.79 : 2,033,127.11 = 648,011.06 : x
  2. Step 2: Convert to fraction form
    1,357,484.79/2,033,127.11 = 648,011.06/x
  3. Step 3: Cross multiply
    1,357,484.79x = 2,033,127.11 × 648,011.06
  4. Step 4: Simplify right side
    1,357,484.79x = 1,317,488,853,665.84
  5. Step 5: Solve for x
    x = 1,317,488,853,665.84/1,357,484.79
  6. Step 6: Final answer
    x = 970,536.73

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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.