Home / 1,929,545.44-2,662,936.28-1,070,382.52

Finding the Fourth Proportional to 1,929,545.44, 2,662,936.28 and 1,070,382.52

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Solution

The fourth proportional to 1,929,545.44, 2,662,936.28 and 1,070,382.52 is: 1,477,218.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,545.44 : 2,662,936.28 = 1,070,382.52 : x
  2. Step 2: Convert to fraction form
    1,929,545.44/2,662,936.28 = 1,070,382.52/x
  3. Step 3: Cross multiply
    1,929,545.44x = 2,662,936.28 × 1,070,382.52
  4. Step 4: Simplify right side
    1,929,545.44x = 2,850,360,445,985.83
  5. Step 5: Solve for x
    x = 2,850,360,445,985.83/1,929,545.44
  6. Step 6: Final answer
    x = 1,477,218.62

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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.