Home / 4,716,123.90-7,074,185.85-1,521,354.30

Finding the Fourth Proportional to 4,716,123.90, 7,074,185.85 and 1,521,354.30

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Solution

The fourth proportional to 4,716,123.90, 7,074,185.85 and 1,521,354.30 is: 2,282,031.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,716,123.90 : 7,074,185.85 = 1,521,354.30 : x
  2. Step 2: Convert to fraction form
    4,716,123.90/7,074,185.85 = 1,521,354.30/x
  3. Step 3: Cross multiply
    4,716,123.90x = 7,074,185.85 × 1,521,354.30
  4. Step 4: Simplify right side
    4,716,123.90x = 10,762,343,061,896.65
  5. Step 5: Solve for x
    x = 10,762,343,061,896.65/4,716,123.90
  6. Step 6: Final answer
    x = 2,282,031.45

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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.