Home / 1,918,132.16-2,877,173.17-551,941.52

Finding the Fourth Proportional to 1,918,132.16, 2,877,173.17 and 551,941.52

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Solution

The fourth proportional to 1,918,132.16, 2,877,173.17 and 551,941.52 is: 827,905.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,132.16 : 2,877,173.17 = 551,941.52 : x
  2. Step 2: Convert to fraction form
    1,918,132.16/2,877,173.17 = 551,941.52/x
  3. Step 3: Cross multiply
    1,918,132.16x = 2,877,173.17 × 551,941.52
  4. Step 4: Simplify right side
    1,918,132.16x = 1,588,031,316,987.30
  5. Step 5: Solve for x
    x = 1,588,031,316,987.30/1,918,132.16
  6. Step 6: Final answer
    x = 827,905.06

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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.