Home / 4,768,768.60-7,153,152.90-1,574,387.80

Finding the Fourth Proportional to 4,768,768.60, 7,153,152.90 and 1,574,387.80

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Solution

The fourth proportional to 4,768,768.60, 7,153,152.90 and 1,574,387.80 is: 2,361,581.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768,768.60 : 7,153,152.90 = 1,574,387.80 : x
  2. Step 2: Convert to fraction form
    4,768,768.60/7,153,152.90 = 1,574,387.80/x
  3. Step 3: Cross multiply
    4,768,768.60x = 7,153,152.90 × 1,574,387.80
  4. Step 4: Simplify right side
    4,768,768.60x = 11,261,836,657,294.62
  5. Step 5: Solve for x
    x = 11,261,836,657,294.62/4,768,768.60
  6. Step 6: Final answer
    x = 2,361,581.70

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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.