Home / 1,182,275.64-1,766,935.47-863,099.64

Finding the Fourth Proportional to 1,182,275.64, 1,766,935.47 and 863,099.64

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Solution

The fourth proportional to 1,182,275.64, 1,766,935.47 and 863,099.64 is: 1,289,920.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,275.64 : 1,766,935.47 = 863,099.64 : x
  2. Step 2: Convert to fraction form
    1,182,275.64/1,766,935.47 = 863,099.64/x
  3. Step 3: Cross multiply
    1,182,275.64x = 1,766,935.47 × 863,099.64
  4. Step 4: Simplify right side
    1,182,275.64x = 1,525,041,368,060.23
  5. Step 5: Solve for x
    x = 1,525,041,368,060.23/1,182,275.64
  6. Step 6: Final answer
    x = 1,289,920.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.