Home / 2,887,678.08-3,984,947.52-1,598,491.20

Finding the Fourth Proportional to 2,887,678.08, 3,984,947.52 and 1,598,491.20

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Solution

The fourth proportional to 2,887,678.08, 3,984,947.52 and 1,598,491.20 is: 2,205,891.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,678.08 : 3,984,947.52 = 1,598,491.20 : x
  2. Step 2: Convert to fraction form
    2,887,678.08/3,984,947.52 = 1,598,491.20/x
  3. Step 3: Cross multiply
    2,887,678.08x = 3,984,947.52 × 1,598,491.20
  4. Step 4: Simplify right side
    2,887,678.08x = 6,369,903,543,181.82
  5. Step 5: Solve for x
    x = 6,369,903,543,181.82/2,887,678.08
  6. Step 6: Final answer
    x = 2,205,891.16

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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.