Home / 1,099,085.28-1,516,794.84-615,622.20

Finding the Fourth Proportional to 1,099,085.28, 1,516,794.84 and 615,622.20

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Solution

The fourth proportional to 1,099,085.28, 1,516,794.84 and 615,622.20 is: 849,590.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,085.28 : 1,516,794.84 = 615,622.20 : x
  2. Step 2: Convert to fraction form
    1,099,085.28/1,516,794.84 = 615,622.20/x
  3. Step 3: Cross multiply
    1,099,085.28x = 1,516,794.84 × 615,622.20
  4. Step 4: Simplify right side
    1,099,085.28x = 933,772,576,349.45
  5. Step 5: Solve for x
    x = 933,772,576,349.45/1,099,085.28
  6. Step 6: Final answer
    x = 849,590.65

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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.