Home / 1,887,259.42-2,604,491.73-1,071,539.10

Finding the Fourth Proportional to 1,887,259.42, 2,604,491.73 and 1,071,539.10

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Solution

The fourth proportional to 1,887,259.42, 2,604,491.73 and 1,071,539.10 is: 1,478,765.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,259.42 : 2,604,491.73 = 1,071,539.10 : x
  2. Step 2: Convert to fraction form
    1,887,259.42/2,604,491.73 = 1,071,539.10/x
  3. Step 3: Cross multiply
    1,887,259.42x = 2,604,491.73 × 1,071,539.10
  4. Step 4: Simplify right side
    1,887,259.42x = 2,790,814,724,321.64
  5. Step 5: Solve for x
    x = 2,790,814,724,321.64/1,887,259.42
  6. Step 6: Final answer
    x = 1,478,765.82

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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.