Home / 1,887,235.42-2,604,458.61-1,071,515.00

Finding the Fourth Proportional to 1,887,235.42, 2,604,458.61 and 1,071,515.00

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Solution

The fourth proportional to 1,887,235.42, 2,604,458.61 and 1,071,515.00 is: 1,478,732.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,235.42 : 2,604,458.61 = 1,071,515.00 : x
  2. Step 2: Convert to fraction form
    1,887,235.42/2,604,458.61 = 1,071,515.00/x
  3. Step 3: Cross multiply
    1,887,235.42x = 2,604,458.61 × 1,071,515.00
  4. Step 4: Simplify right side
    1,887,235.42x = 2,790,716,453,709.25
  5. Step 5: Solve for x
    x = 2,790,716,453,709.25/1,887,235.42
  6. Step 6: Final answer
    x = 1,478,732.56

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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.