Home / 4,221,022.48-6,331,488.12-1,026,152.40

Finding the Fourth Proportional to 4,221,022.48, 6,331,488.12 and 1,026,152.40

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Solution

The fourth proportional to 4,221,022.48, 6,331,488.12 and 1,026,152.40 is: 1,539,217.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221,022.48 : 6,331,488.12 = 1,026,152.40 : x
  2. Step 2: Convert to fraction form
    4,221,022.48/6,331,488.12 = 1,026,152.40/x
  3. Step 3: Cross multiply
    4,221,022.48x = 6,331,488.12 × 1,026,152.40
  4. Step 4: Simplify right side
    4,221,022.48x = 6,497,071,729,909.49
  5. Step 5: Solve for x
    x = 6,497,071,729,909.49/4,221,022.48
  6. Step 6: Final answer
    x = 1,539,217.51

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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.