Home / 1,712,840-2,363,528.32-948,702.40

Finding the Fourth Proportional to 1,712,840, 2,363,528.32 and 948,702.40

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Solution

The fourth proportional to 1,712,840, 2,363,528.32 and 948,702.40 is: 1,309,103.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,840 : 2,363,528.32 = 948,702.40 : x
  2. Step 2: Convert to fraction form
    1,712,840/2,363,528.32 = 948,702.40/x
  3. Step 3: Cross multiply
    1,712,840x = 2,363,528.32 × 948,702.40
  4. Step 4: Simplify right side
    1,712,840x = 2,242,284,989,651.97
  5. Step 5: Solve for x
    x = 2,242,284,989,651.97/1,712,840
  6. Step 6: Final answer
    x = 1,309,103.59

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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.