Home / 1,403,873.52-1,937,345.76-792,156.12

Finding the Fourth Proportional to 1,403,873.52, 1,937,345.76 and 792,156.12

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Solution

The fourth proportional to 1,403,873.52, 1,937,345.76 and 792,156.12 is: 1,093,175.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,873.52 : 1,937,345.76 = 792,156.12 : x
  2. Step 2: Convert to fraction form
    1,403,873.52/1,937,345.76 = 792,156.12/x
  3. Step 3: Cross multiply
    1,403,873.52x = 1,937,345.76 × 792,156.12
  4. Step 4: Simplify right side
    1,403,873.52x = 1,534,680,300,340.05
  5. Step 5: Solve for x
    x = 1,534,680,300,340.05/1,403,873.52
  6. Step 6: Final answer
    x = 1,093,175.62

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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.