Home / 1,437,805.12-2,156,984.16-551,272

Finding the Fourth Proportional to 1,437,805.12, 2,156,984.16 and 551,272

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Solution

The fourth proportional to 1,437,805.12, 2,156,984.16 and 551,272 is: 827,014.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,805.12 : 2,156,984.16 = 551,272 : x
  2. Step 2: Convert to fraction form
    1,437,805.12/2,156,984.16 = 551,272/x
  3. Step 3: Cross multiply
    1,437,805.12x = 2,156,984.16 × 551,272
  4. Step 4: Simplify right side
    1,437,805.12x = 1,189,084,971,851.52
  5. Step 5: Solve for x
    x = 1,189,084,971,851.52/1,437,805.12
  6. Step 6: Final answer
    x = 827,014.01

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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.