Home / 1,079,127.60-1,620,003.60-546,374.40

Finding the Fourth Proportional to 1,079,127.60, 1,620,003.60 and 546,374.40

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Solution

The fourth proportional to 1,079,127.60, 1,620,003.60 and 546,374.40 is: 820,225.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,127.60 : 1,620,003.60 = 546,374.40 : x
  2. Step 2: Convert to fraction form
    1,079,127.60/1,620,003.60 = 546,374.40/x
  3. Step 3: Cross multiply
    1,079,127.60x = 1,620,003.60 × 546,374.40
  4. Step 4: Simplify right side
    1,079,127.60x = 885,128,494,947.84
  5. Step 5: Solve for x
    x = 885,128,494,947.84/1,079,127.60
  6. Step 6: Final answer
    x = 820,225.98

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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.