Home / 1,070,947.90-1,607,198.73-863,095.42

Finding the Fourth Proportional to 1,070,947.90, 1,607,198.73 and 863,095.42

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Solution

The fourth proportional to 1,070,947.90, 1,607,198.73 and 863,095.42 is: 1,295,269.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,947.90 : 1,607,198.73 = 863,095.42 : x
  2. Step 2: Convert to fraction form
    1,070,947.90/1,607,198.73 = 863,095.42/x
  3. Step 3: Cross multiply
    1,070,947.90x = 1,607,198.73 × 863,095.42
  4. Step 4: Simplify right side
    1,070,947.90x = 1,387,165,862,892.82
  5. Step 5: Solve for x
    x = 1,387,165,862,892.82/1,070,947.90
  6. Step 6: Final answer
    x = 1,295,269.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.