Home / 1,367,700.12-1,887,368.04-755,875.80

Finding the Fourth Proportional to 1,367,700.12, 1,887,368.04 and 755,875.80

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Solution

The fourth proportional to 1,367,700.12, 1,887,368.04 and 755,875.80 is: 1,043,076.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,700.12 : 1,887,368.04 = 755,875.80 : x
  2. Step 2: Convert to fraction form
    1,367,700.12/1,887,368.04 = 755,875.80/x
  3. Step 3: Cross multiply
    1,367,700.12x = 1,887,368.04 × 755,875.80
  4. Step 4: Simplify right side
    1,367,700.12x = 1,426,615,827,129.43
  5. Step 5: Solve for x
    x = 1,426,615,827,129.43/1,367,700.12
  6. Step 6: Final answer
    x = 1,043,076.48

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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.