Home / 5,158,584.32-7,118,281.08-2,982,798.20

Finding the Fourth Proportional to 5,158,584.32, 7,118,281.08 and 2,982,798.20

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Solution

The fourth proportional to 5,158,584.32, 7,118,281.08 and 2,982,798.20 is: 4,115,934.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158,584.32 : 7,118,281.08 = 2,982,798.20 : x
  2. Step 2: Convert to fraction form
    5,158,584.32/7,118,281.08 = 2,982,798.20/x
  3. Step 3: Cross multiply
    5,158,584.32x = 7,118,281.08 × 2,982,798.20
  4. Step 4: Simplify right side
    5,158,584.32x = 21,232,395,992,518.06
  5. Step 5: Solve for x
    x = 21,232,395,992,518.06/5,158,584.32
  6. Step 6: Final answer
    x = 4,115,934.66

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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.