Home / 2,854,989.17-3,939,521.87-1,631,373.83

Finding the Fourth Proportional to 2,854,989.17, 3,939,521.87 and 1,631,373.83

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Solution

The fourth proportional to 2,854,989.17, 3,939,521.87 and 1,631,373.83 is: 2,251,088.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,989.17 : 3,939,521.87 = 1,631,373.83 : x
  2. Step 2: Convert to fraction form
    2,854,989.17/3,939,521.87 = 1,631,373.83/x
  3. Step 3: Cross multiply
    2,854,989.17x = 3,939,521.87 × 1,631,373.83
  4. Step 4: Simplify right side
    2,854,989.17x = 6,426,832,865,811.49
  5. Step 5: Solve for x
    x = 6,426,832,865,811.49/2,854,989.17
  6. Step 6: Final answer
    x = 2,251,088.36

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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.