Home / 1,241,456.64-1,862,147.76-342,952.08

Finding the Fourth Proportional to 1,241,456.64, 1,862,147.76 and 342,952.08

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Solution

The fourth proportional to 1,241,456.64, 1,862,147.76 and 342,952.08 is: 514,417.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,456.64 : 1,862,147.76 = 342,952.08 : x
  2. Step 2: Convert to fraction form
    1,241,456.64/1,862,147.76 = 342,952.08/x
  3. Step 3: Cross multiply
    1,241,456.64x = 1,862,147.76 × 342,952.08
  4. Step 4: Simplify right side
    1,241,456.64x = 638,627,447,559.34
  5. Step 5: Solve for x
    x = 638,627,447,559.34/1,241,456.64
  6. Step 6: Final answer
    x = 514,417.84

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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.