Home / 1,146,661.83-1,720,464.21-506,627.76

Finding the Fourth Proportional to 1,146,661.83, 1,720,464.21 and 506,627.76

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Solution

The fourth proportional to 1,146,661.83, 1,720,464.21 and 506,627.76 is: 760,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,661.83 : 1,720,464.21 = 506,627.76 : x
  2. Step 2: Convert to fraction form
    1,146,661.83/1,720,464.21 = 506,627.76/x
  3. Step 3: Cross multiply
    1,146,661.83x = 1,720,464.21 × 506,627.76
  4. Step 4: Simplify right side
    1,146,661.83x = 871,634,928,872.47
  5. Step 5: Solve for x
    x = 871,634,928,872.47/1,146,661.83
  6. Step 6: Final answer
    x = 760,149.95

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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.