Home / 1,406,146.25-2,109,216.02-341,187.41

Finding the Fourth Proportional to 1,406,146.25, 2,109,216.02 and 341,187.41

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Solution

The fourth proportional to 1,406,146.25, 2,109,216.02 and 341,187.41 is: 511,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,146.25 : 2,109,216.02 = 341,187.41 : x
  2. Step 2: Convert to fraction form
    1,406,146.25/2,109,216.02 = 341,187.41/x
  3. Step 3: Cross multiply
    1,406,146.25x = 2,109,216.02 × 341,187.41
  4. Step 4: Simplify right side
    1,406,146.25x = 719,637,941,301.20
  5. Step 5: Solve for x
    x = 719,637,941,301.20/1,406,146.25
  6. Step 6: Final answer
    x = 511,780.30

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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.