Home / 1,715,078.25-2,366,811.36-940,715.40

Finding the Fourth Proportional to 1,715,078.25, 2,366,811.36 and 940,715.40

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Solution

The fourth proportional to 1,715,078.25, 2,366,811.36 and 940,715.40 is: 1,298,189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,078.25 : 2,366,811.36 = 940,715.40 : x
  2. Step 2: Convert to fraction form
    1,715,078.25/2,366,811.36 = 940,715.40/x
  3. Step 3: Cross multiply
    1,715,078.25x = 2,366,811.36 × 940,715.40
  4. Step 4: Simplify right side
    1,715,078.25x = 2,226,495,895,246.94
  5. Step 5: Solve for x
    x = 2,226,495,895,246.94/1,715,078.25
  6. Step 6: Final answer
    x = 1,298,189.10

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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.