Home / 2,238,637.80-3,357,567.90-817,962.60

Finding the Fourth Proportional to 2,238,637.80, 3,357,567.90 and 817,962.60

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Solution

The fourth proportional to 2,238,637.80, 3,357,567.90 and 817,962.60 is: 1,226,801.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,637.80 : 3,357,567.90 = 817,962.60 : x
  2. Step 2: Convert to fraction form
    2,238,637.80/3,357,567.90 = 817,962.60/x
  3. Step 3: Cross multiply
    2,238,637.80x = 3,357,567.90 × 817,962.60
  4. Step 4: Simplify right side
    2,238,637.80x = 2,746,364,969,160.54
  5. Step 5: Solve for x
    x = 2,746,364,969,160.54/2,238,637.80
  6. Step 6: Final answer
    x = 1,226,801.84

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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.