Home / 1,140,983.52-1,574,557.24-631,718.68

Finding the Fourth Proportional to 1,140,983.52, 1,574,557.24 and 631,718.68

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Solution

The fourth proportional to 1,140,983.52, 1,574,557.24 and 631,718.68 is: 871,771.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,983.52 : 1,574,557.24 = 631,718.68 : x
  2. Step 2: Convert to fraction form
    1,140,983.52/1,574,557.24 = 631,718.68/x
  3. Step 3: Cross multiply
    1,140,983.52x = 1,574,557.24 × 631,718.68
  4. Step 4: Simplify right side
    1,140,983.52x = 994,677,221,237.24
  5. Step 5: Solve for x
    x = 994,677,221,237.24/1,140,983.52
  6. Step 6: Final answer
    x = 871,771.77

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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.