Home / 1,112,897.60-1,669,478.83-354,472.73

Finding the Fourth Proportional to 1,112,897.60, 1,669,478.83 and 354,472.73

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Solution

The fourth proportional to 1,112,897.60, 1,669,478.83 and 354,472.73 is: 531,751.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,897.60 : 1,669,478.83 = 354,472.73 : x
  2. Step 2: Convert to fraction form
    1,112,897.60/1,669,478.83 = 354,472.73/x
  3. Step 3: Cross multiply
    1,112,897.60x = 1,669,478.83 × 354,472.73
  4. Step 4: Simplify right side
    1,112,897.60x = 591,784,718,547.31
  5. Step 5: Solve for x
    x = 591,784,718,547.31/1,112,897.60
  6. Step 6: Final answer
    x = 531,751.28

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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.