Home / 1,439,130.24-2,158,301.28-540,502.46

Finding the Fourth Proportional to 1,439,130.24, 2,158,301.28 and 540,502.46

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Solution

The fourth proportional to 1,439,130.24, 2,158,301.28 and 540,502.46 is: 810,605.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,130.24 : 2,158,301.28 = 540,502.46 : x
  2. Step 2: Convert to fraction form
    1,439,130.24/2,158,301.28 = 540,502.46/x
  3. Step 3: Cross multiply
    1,439,130.24x = 2,158,301.28 × 540,502.46
  4. Step 4: Simplify right side
    1,439,130.24x = 1,166,567,151,261.15
  5. Step 5: Solve for x
    x = 1,166,567,151,261.15/1,439,130.24
  6. Step 6: Final answer
    x = 810,605.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.