Home / 1,490,373.46-2,056,998.81-845,854.03

Finding the Fourth Proportional to 1,490,373.46, 2,056,998.81 and 845,854.03

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Solution

The fourth proportional to 1,490,373.46, 2,056,998.81 and 845,854.03 is: 1,167,439.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,373.46 : 2,056,998.81 = 845,854.03 : x
  2. Step 2: Convert to fraction form
    1,490,373.46/2,056,998.81 = 845,854.03/x
  3. Step 3: Cross multiply
    1,490,373.46x = 2,056,998.81 × 845,854.03
  4. Step 4: Simplify right side
    1,490,373.46x = 1,739,920,733,143.70
  5. Step 5: Solve for x
    x = 1,739,920,733,143.70/1,490,373.46
  6. Step 6: Final answer
    x = 1,167,439.42

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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.