Home / 1,387,195.02-2,081,973.54-546,337.26

Finding the Fourth Proportional to 1,387,195.02, 2,081,973.54 and 546,337.26

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Solution

The fourth proportional to 1,387,195.02, 2,081,973.54 and 546,337.26 is: 819,971.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,195.02 : 2,081,973.54 = 546,337.26 : x
  2. Step 2: Convert to fraction form
    1,387,195.02/2,081,973.54 = 546,337.26/x
  3. Step 3: Cross multiply
    1,387,195.02x = 2,081,973.54 × 546,337.26
  4. Step 4: Simplify right side
    1,387,195.02x = 1,137,459,719,236.10
  5. Step 5: Solve for x
    x = 1,137,459,719,236.10/1,387,195.02
  6. Step 6: Final answer
    x = 819,971.02

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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.