Home / 1,093,340.80-1,638,628.80-974,454.40

Finding the Fourth Proportional to 1,093,340.80, 1,638,628.80 and 974,454.40

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Solution

The fourth proportional to 1,093,340.80, 1,638,628.80 and 974,454.40 is: 1,460,449.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,340.80 : 1,638,628.80 = 974,454.40 : x
  2. Step 2: Convert to fraction form
    1,093,340.80/1,638,628.80 = 974,454.40/x
  3. Step 3: Cross multiply
    1,093,340.80x = 1,638,628.80 × 974,454.40
  4. Step 4: Simplify right side
    1,093,340.80x = 1,596,769,044,126.72
  5. Step 5: Solve for x
    x = 1,596,769,044,126.72/1,093,340.80
  6. Step 6: Final answer
    x = 1,460,449.52

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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.