Home / 2,487,244.46-3,730,866.69-690,128.24

Finding the Fourth Proportional to 2,487,244.46, 3,730,866.69 and 690,128.24

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Solution

The fourth proportional to 2,487,244.46, 3,730,866.69 and 690,128.24 is: 1,035,192.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,244.46 : 3,730,866.69 = 690,128.24 : x
  2. Step 2: Convert to fraction form
    2,487,244.46/3,730,866.69 = 690,128.24/x
  3. Step 3: Cross multiply
    2,487,244.46x = 3,730,866.69 × 690,128.24
  4. Step 4: Simplify right side
    2,487,244.46x = 2,574,776,462,444.33
  5. Step 5: Solve for x
    x = 2,574,776,462,444.33/2,487,244.46
  6. Step 6: Final answer
    x = 1,035,192.36

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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.