Home / 5,178,314.84-7,762,083.24-2,900,499.80

Finding the Fourth Proportional to 5,178,314.84, 7,762,083.24 and 2,900,499.80

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Solution

The fourth proportional to 5,178,314.84, 7,762,083.24 and 2,900,499.80 is: 4,347,731.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,314.84 : 7,762,083.24 = 2,900,499.80 : x
  2. Step 2: Convert to fraction form
    5,178,314.84/7,762,083.24 = 2,900,499.80/x
  3. Step 3: Cross multiply
    5,178,314.84x = 7,762,083.24 × 2,900,499.80
  4. Step 4: Simplify right side
    5,178,314.84x = 22,513,920,885,203.35
  5. Step 5: Solve for x
    x = 22,513,920,885,203.35/5,178,314.84
  6. Step 6: Final answer
    x = 4,347,731.18

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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.