Home / 2,991,918.60-4,487,877.68-748,056.60

Finding the Fourth Proportional to 2,991,918.60, 4,487,877.68 and 748,056.60

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Solution

The fourth proportional to 2,991,918.60, 4,487,877.68 and 748,056.60 is: 1,122,084.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,918.60 : 4,487,877.68 = 748,056.60 : x
  2. Step 2: Convert to fraction form
    2,991,918.60/4,487,877.68 = 748,056.60/x
  3. Step 3: Cross multiply
    2,991,918.60x = 4,487,877.68 × 748,056.60
  4. Step 4: Simplify right side
    2,991,918.60x = 3,357,186,514,776.41
  5. Step 5: Solve for x
    x = 3,357,186,514,776.41/2,991,918.60
  6. Step 6: Final answer
    x = 1,122,084.84

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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.