Home / 1,241,539.61-1,862,344.51-342,981.50

Finding the Fourth Proportional to 1,241,539.61, 1,862,344.51 and 342,981.50

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Solution

The fourth proportional to 1,241,539.61, 1,862,344.51 and 342,981.50 is: 514,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,539.61 : 1,862,344.51 = 342,981.50 : x
  2. Step 2: Convert to fraction form
    1,241,539.61/1,862,344.51 = 342,981.50/x
  3. Step 3: Cross multiply
    1,241,539.61x = 1,862,344.51 × 342,981.50
  4. Step 4: Simplify right side
    1,241,539.61x = 638,749,703,387.39
  5. Step 5: Solve for x
    x = 638,749,703,387.39/1,241,539.61
  6. Step 6: Final answer
    x = 514,481.94

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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.