Home / 5,220,569.04-7,829,950.56-1,382,446.64

Finding the Fourth Proportional to 5,220,569.04, 7,829,950.56 and 1,382,446.64

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Solution

The fourth proportional to 5,220,569.04, 7,829,950.56 and 1,382,446.64 is: 2,073,430.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,569.04 : 7,829,950.56 = 1,382,446.64 : x
  2. Step 2: Convert to fraction form
    5,220,569.04/7,829,950.56 = 1,382,446.64/x
  3. Step 3: Cross multiply
    5,220,569.04x = 7,829,950.56 × 1,382,446.64
  4. Step 4: Simplify right side
    5,220,569.04x = 10,824,488,843,038.12
  5. Step 5: Solve for x
    x = 10,824,488,843,038.12/5,220,569.04
  6. Step 6: Final answer
    x = 2,073,430.84

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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.