Home / 1,535,507.90-2,119,008.26-847,179.72

Finding the Fourth Proportional to 1,535,507.90, 2,119,008.26 and 847,179.72

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Solution

The fourth proportional to 1,535,507.90, 2,119,008.26 and 847,179.72 is: 1,169,112.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,507.90 : 2,119,008.26 = 847,179.72 : x
  2. Step 2: Convert to fraction form
    1,535,507.90/2,119,008.26 = 847,179.72/x
  3. Step 3: Cross multiply
    1,535,507.90x = 2,119,008.26 × 847,179.72
  4. Step 4: Simplify right side
    1,535,507.90x = 1,795,180,826,502.44
  5. Step 5: Solve for x
    x = 1,795,180,826,502.44/1,535,507.90
  6. Step 6: Final answer
    x = 1,169,112.08

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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.