Home / 1,242,952.32-1,714,302.36-807,510

Finding the Fourth Proportional to 1,242,952.32, 1,714,302.36 and 807,510

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Solution

The fourth proportional to 1,242,952.32, 1,714,302.36 and 807,510 is: 1,113,732.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,952.32 : 1,714,302.36 = 807,510 : x
  2. Step 2: Convert to fraction form
    1,242,952.32/1,714,302.36 = 807,510/x
  3. Step 3: Cross multiply
    1,242,952.32x = 1,714,302.36 × 807,510
  4. Step 4: Simplify right side
    1,242,952.32x = 1,384,316,298,723.60
  5. Step 5: Solve for x
    x = 1,384,316,298,723.60/1,242,952.32
  6. Step 6: Final answer
    x = 1,113,732.42

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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.