Home / 1,132,134.71-1,562,356.05-615,899.87

Finding the Fourth Proportional to 1,132,134.71, 1,562,356.05 and 615,899.87

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Solution

The fourth proportional to 1,132,134.71, 1,562,356.05 and 615,899.87 is: 849,947.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,134.71 : 1,562,356.05 = 615,899.87 : x
  2. Step 2: Convert to fraction form
    1,132,134.71/1,562,356.05 = 615,899.87/x
  3. Step 3: Cross multiply
    1,132,134.71x = 1,562,356.05 × 615,899.87
  4. Step 4: Simplify right side
    1,132,134.71x = 962,254,880,276.93
  5. Step 5: Solve for x
    x = 962,254,880,276.93/1,132,134.71
  6. Step 6: Final answer
    x = 849,947.34

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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.