Home / 1,370,590.49-1,891,353.56-758,700.02

Finding the Fourth Proportional to 1,370,590.49, 1,891,353.56 and 758,700.02

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Solution

The fourth proportional to 1,370,590.49, 1,891,353.56 and 758,700.02 is: 1,046,972.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,590.49 : 1,891,353.56 = 758,700.02 : x
  2. Step 2: Convert to fraction form
    1,370,590.49/1,891,353.56 = 758,700.02/x
  3. Step 3: Cross multiply
    1,370,590.49x = 1,891,353.56 × 758,700.02
  4. Step 4: Simplify right side
    1,370,590.49x = 1,434,969,970,548.80
  5. Step 5: Solve for x
    x = 1,434,969,970,548.80/1,370,590.49
  6. Step 6: Final answer
    x = 1,046,972.08

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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.