Home / 2,461,837.70-3,692,387.18-778,722.50

Finding the Fourth Proportional to 2,461,837.70, 3,692,387.18 and 778,722.50

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Solution

The fourth proportional to 2,461,837.70, 3,692,387.18 and 778,722.50 is: 1,167,966.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461,837.70 : 3,692,387.18 = 778,722.50 : x
  2. Step 2: Convert to fraction form
    2,461,837.70/3,692,387.18 = 778,722.50/x
  3. Step 3: Cross multiply
    2,461,837.70x = 3,692,387.18 × 778,722.50
  4. Step 4: Simplify right side
    2,461,837.70x = 2,875,344,975,777.55
  5. Step 5: Solve for x
    x = 2,875,344,975,777.55/2,461,837.70
  6. Step 6: Final answer
    x = 1,167,966.91

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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.