Home / 1,085,497.80-1,627,955.10-375,743.40

Finding the Fourth Proportional to 1,085,497.80, 1,627,955.10 and 375,743.40

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Solution

The fourth proportional to 1,085,497.80, 1,627,955.10 and 375,743.40 is: 563,514.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,497.80 : 1,627,955.10 = 375,743.40 : x
  2. Step 2: Convert to fraction form
    1,085,497.80/1,627,955.10 = 375,743.40/x
  3. Step 3: Cross multiply
    1,085,497.80x = 1,627,955.10 × 375,743.40
  4. Step 4: Simplify right side
    1,085,497.80x = 611,693,384,321.34
  5. Step 5: Solve for x
    x = 611,693,384,321.34/1,085,497.80
  6. Step 6: Final answer
    x = 563,514.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.