Home / 1,663,563.40-2,495,345.10-917,067.40

Finding the Fourth Proportional to 1,663,563.40, 2,495,345.10 and 917,067.40

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Solution

The fourth proportional to 1,663,563.40, 2,495,345.10 and 917,067.40 is: 1,375,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,563.40 : 2,495,345.10 = 917,067.40 : x
  2. Step 2: Convert to fraction form
    1,663,563.40/2,495,345.10 = 917,067.40/x
  3. Step 3: Cross multiply
    1,663,563.40x = 2,495,345.10 × 917,067.40
  4. Step 4: Simplify right side
    1,663,563.40x = 2,288,399,642,959.74
  5. Step 5: Solve for x
    x = 2,288,399,642,959.74/1,663,563.40
  6. Step 6: Final answer
    x = 1,375,601.10

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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.