Home / 1,918,132.03-2,877,172.98-551,941.39

Finding the Fourth Proportional to 1,918,132.03, 2,877,172.98 and 551,941.39

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Solution

The fourth proportional to 1,918,132.03, 2,877,172.98 and 551,941.39 is: 827,904.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,132.03 : 2,877,172.98 = 551,941.39 : x
  2. Step 2: Convert to fraction form
    1,918,132.03/2,877,172.98 = 551,941.39/x
  3. Step 3: Cross multiply
    1,918,132.03x = 2,877,172.98 × 551,941.39
  4. Step 4: Simplify right side
    1,918,132.03x = 1,588,030,853,851.64
  5. Step 5: Solve for x
    x = 1,588,030,853,851.64/1,918,132.03
  6. Step 6: Final answer
    x = 827,904.87

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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.