Home / 2,487,767.83-3,432,551.60-1,399,642.39

Finding the Fourth Proportional to 2,487,767.83, 3,432,551.60 and 1,399,642.39

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Solution

The fourth proportional to 2,487,767.83, 3,432,551.60 and 1,399,642.39 is: 1,931,186.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,767.83 : 3,432,551.60 = 1,399,642.39 : x
  2. Step 2: Convert to fraction form
    2,487,767.83/3,432,551.60 = 1,399,642.39/x
  3. Step 3: Cross multiply
    2,487,767.83x = 3,432,551.60 × 1,399,642.39
  4. Step 4: Simplify right side
    2,487,767.83x = 4,804,344,705,831.03
  5. Step 5: Solve for x
    x = 4,804,344,705,831.03/2,487,767.83
  6. Step 6: Final answer
    x = 1,931,186.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.