Home / 1,490,545.29-2,056,962.35-845,976.25

Finding the Fourth Proportional to 1,490,545.29, 2,056,962.35 and 845,976.25

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Solution

The fourth proportional to 1,490,545.29, 2,056,962.35 and 845,976.25 is: 1,167,452.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,545.29 : 2,056,962.35 = 845,976.25 : x
  2. Step 2: Convert to fraction form
    1,490,545.29/2,056,962.35 = 845,976.25/x
  3. Step 3: Cross multiply
    1,490,545.29x = 2,056,962.35 × 845,976.25
  4. Step 4: Simplify right side
    1,490,545.29x = 1,740,141,295,171.71
  5. Step 5: Solve for x
    x = 1,740,141,295,171.71/1,490,545.29
  6. Step 6: Final answer
    x = 1,167,452.81

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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.