Home / 1,071,155.52-1,602,894.24-927,555.72

Finding the Fourth Proportional to 1,071,155.52, 1,602,894.24 and 927,555.72

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Solution

The fourth proportional to 1,071,155.52, 1,602,894.24 and 927,555.72 is: 1,388,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,155.52 : 1,602,894.24 = 927,555.72 : x
  2. Step 2: Convert to fraction form
    1,071,155.52/1,602,894.24 = 927,555.72/x
  3. Step 3: Cross multiply
    1,071,155.52x = 1,602,894.24 × 927,555.72
  4. Step 4: Simplify right side
    1,071,155.52x = 1,486,773,720,867.05
  5. Step 5: Solve for x
    x = 1,486,773,720,867.05/1,071,155.52
  6. Step 6: Final answer
    x = 1,388,009.20

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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.