Home / 4,818,612.72-7,218,281.52-2,898,463.80

Finding the Fourth Proportional to 4,818,612.72, 7,218,281.52 and 2,898,463.80

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Solution

The fourth proportional to 4,818,612.72, 7,218,281.52 and 2,898,463.80 is: 4,341,898.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818,612.72 : 7,218,281.52 = 2,898,463.80 : x
  2. Step 2: Convert to fraction form
    4,818,612.72/7,218,281.52 = 2,898,463.80/x
  3. Step 3: Cross multiply
    4,818,612.72x = 7,218,281.52 × 2,898,463.80
  4. Step 4: Simplify right side
    4,818,612.72x = 20,921,927,683,928.97
  5. Step 5: Solve for x
    x = 20,921,927,683,928.97/4,818,612.72
  6. Step 6: Final answer
    x = 4,341,898.57

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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.