Home / 1,592,488.76-2,388,718.35-645,634.40

Finding the Fourth Proportional to 1,592,488.76, 2,388,718.35 and 645,634.40

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Solution

The fourth proportional to 1,592,488.76, 2,388,718.35 and 645,634.40 is: 968,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592,488.76 : 2,388,718.35 = 645,634.40 : x
  2. Step 2: Convert to fraction form
    1,592,488.76/2,388,718.35 = 645,634.40/x
  3. Step 3: Cross multiply
    1,592,488.76x = 2,388,718.35 × 645,634.40
  4. Step 4: Simplify right side
    1,592,488.76x = 1,542,238,726,727.65
  5. Step 5: Solve for x
    x = 1,542,238,726,727.65/1,592,488.76
  6. Step 6: Final answer
    x = 968,445.60

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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.