Home / 1,276,041.78-1,760,977.58-732,277.04

Finding the Fourth Proportional to 1,276,041.78, 1,760,977.58 and 732,277.04

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Solution

The fourth proportional to 1,276,041.78, 1,760,977.58 and 732,277.04 is: 1,010,565.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,041.78 : 1,760,977.58 = 732,277.04 : x
  2. Step 2: Convert to fraction form
    1,276,041.78/1,760,977.58 = 732,277.04/x
  3. Step 3: Cross multiply
    1,276,041.78x = 1,760,977.58 × 732,277.04
  4. Step 4: Simplify right side
    1,276,041.78x = 1,289,523,437,322.49
  5. Step 5: Solve for x
    x = 1,289,523,437,322.49/1,276,041.78
  6. Step 6: Final answer
    x = 1,010,565.22

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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.