Home / 1,974,098.40-2,724,256.80-1,068,680.40

Finding the Fourth Proportional to 1,974,098.40, 2,724,256.80 and 1,068,680.40

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Solution

The fourth proportional to 1,974,098.40, 2,724,256.80 and 1,068,680.40 is: 1,474,779.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,098.40 : 2,724,256.80 = 1,068,680.40 : x
  2. Step 2: Convert to fraction form
    1,974,098.40/2,724,256.80 = 1,068,680.40/x
  3. Step 3: Cross multiply
    1,974,098.40x = 2,724,256.80 × 1,068,680.40
  4. Step 4: Simplify right side
    1,974,098.40x = 2,911,359,846,726.72
  5. Step 5: Solve for x
    x = 2,911,359,846,726.72/1,974,098.40
  6. Step 6: Final answer
    x = 1,474,779.50

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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.