Home / 1,099,298.56-1,516,687.68-615,798.40

Finding the Fourth Proportional to 1,099,298.56, 1,516,687.68 and 615,798.40

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Solution

The fourth proportional to 1,099,298.56, 1,516,687.68 and 615,798.40 is: 849,608.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,298.56 : 1,516,687.68 = 615,798.40 : x
  2. Step 2: Convert to fraction form
    1,099,298.56/1,516,687.68 = 615,798.40/x
  3. Step 3: Cross multiply
    1,099,298.56x = 1,516,687.68 × 615,798.40
  4. Step 4: Simplify right side
    1,099,298.56x = 933,973,846,643.71
  5. Step 5: Solve for x
    x = 933,973,846,643.71/1,099,298.56
  6. Step 6: Final answer
    x = 849,608.91

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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.