Home / 1,663,219.67-2,294,809.40-974,521.50

Finding the Fourth Proportional to 1,663,219.67, 2,294,809.40 and 974,521.50

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Solution

The fourth proportional to 1,663,219.67, 2,294,809.40 and 974,521.50 is: 1,344,585.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,219.67 : 2,294,809.40 = 974,521.50 : x
  2. Step 2: Convert to fraction form
    1,663,219.67/2,294,809.40 = 974,521.50/x
  3. Step 3: Cross multiply
    1,663,219.67x = 2,294,809.40 × 974,521.50
  4. Step 4: Simplify right side
    1,663,219.67x = 2,236,341,098,702.10
  5. Step 5: Solve for x
    x = 2,236,341,098,702.10/1,663,219.67
  6. Step 6: Final answer
    x = 1,344,585.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.