Home / 1,532,807.61-2,115,275.09-888,601.25

Finding the Fourth Proportional to 1,532,807.61, 2,115,275.09 and 888,601.25

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Solution

The fourth proportional to 1,532,807.61, 2,115,275.09 and 888,601.25 is: 1,226,270.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,807.61 : 2,115,275.09 = 888,601.25 : x
  2. Step 2: Convert to fraction form
    1,532,807.61/2,115,275.09 = 888,601.25/x
  3. Step 3: Cross multiply
    1,532,807.61x = 2,115,275.09 × 888,601.25
  4. Step 4: Simplify right side
    1,532,807.61x = 1,879,636,074,048.48
  5. Step 5: Solve for x
    x = 1,879,636,074,048.48/1,532,807.61
  6. Step 6: Final answer
    x = 1,226,270.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.