Home / 1,018,519.61-1,533,872.67-927,719.46

Finding the Fourth Proportional to 1,018,519.61, 1,533,872.67 and 927,719.46

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Solution

The fourth proportional to 1,018,519.61, 1,533,872.67 and 927,719.46 is: 1,397,129.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,519.61 : 1,533,872.67 = 927,719.46 : x
  2. Step 2: Convert to fraction form
    1,018,519.61/1,533,872.67 = 927,719.46/x
  3. Step 3: Cross multiply
    1,018,519.61x = 1,533,872.67 × 927,719.46
  4. Step 4: Simplify right side
    1,018,519.61x = 1,423,003,525,121.16
  5. Step 5: Solve for x
    x = 1,423,003,525,121.16/1,018,519.61
  6. Step 6: Final answer
    x = 1,397,129.24

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.