Home / 1,017,104.45-1,403,797.64-672,947.19

Finding the Fourth Proportional to 1,017,104.45, 1,403,797.64 and 672,947.19

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Solution

The fourth proportional to 1,017,104.45, 1,403,797.64 and 672,947.19 is: 928,795.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,104.45 : 1,403,797.64 = 672,947.19 : x
  2. Step 2: Convert to fraction form
    1,017,104.45/1,403,797.64 = 672,947.19/x
  3. Step 3: Cross multiply
    1,017,104.45x = 1,403,797.64 × 672,947.19
  4. Step 4: Simplify right side
    1,017,104.45x = 944,681,673,801.90
  5. Step 5: Solve for x
    x = 944,681,673,801.90/1,017,104.45
  6. Step 6: Final answer
    x = 928,795.15

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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.