Home / 3,187,364.47-4,398,718.88-1,792,365.11

Finding the Fourth Proportional to 3,187,364.47, 4,398,718.88 and 1,792,365.11

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Solution

The fourth proportional to 3,187,364.47, 4,398,718.88 and 1,792,365.11 is: 2,473,551.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,364.47 : 4,398,718.88 = 1,792,365.11 : x
  2. Step 2: Convert to fraction form
    3,187,364.47/4,398,718.88 = 1,792,365.11/x
  3. Step 3: Cross multiply
    3,187,364.47x = 4,398,718.88 × 1,792,365.11
  4. Step 4: Simplify right side
    3,187,364.47x = 7,884,110,218,254.86
  5. Step 5: Solve for x
    x = 7,884,110,218,254.86/3,187,364.47
  6. Step 6: Final answer
    x = 2,473,551.52

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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.