Home / 1,124,576.56-1,551,954.40-615,278.88

Finding the Fourth Proportional to 1,124,576.56, 1,551,954.40 and 615,278.88

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Solution

The fourth proportional to 1,124,576.56, 1,551,954.40 and 615,278.88 is: 849,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,576.56 : 1,551,954.40 = 615,278.88 : x
  2. Step 2: Convert to fraction form
    1,124,576.56/1,551,954.40 = 615,278.88/x
  3. Step 3: Cross multiply
    1,124,576.56x = 1,551,954.40 × 615,278.88
  4. Step 4: Simplify right side
    1,124,576.56x = 954,884,765,043.07
  5. Step 5: Solve for x
    x = 954,884,765,043.07/1,124,576.56
  6. Step 6: Final answer
    x = 849,106.05

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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.