Home / 1,437,661.24-2,156,024.82-477,859

Finding the Fourth Proportional to 1,437,661.24, 2,156,024.82 and 477,859

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Solution

The fourth proportional to 1,437,661.24, 2,156,024.82 and 477,859 is: 716,633.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,661.24 : 2,156,024.82 = 477,859 : x
  2. Step 2: Convert to fraction form
    1,437,661.24/2,156,024.82 = 477,859/x
  3. Step 3: Cross multiply
    1,437,661.24x = 2,156,024.82 × 477,859
  4. Step 4: Simplify right side
    1,437,661.24x = 1,030,275,864,460.38
  5. Step 5: Solve for x
    x = 1,030,275,864,460.38/1,437,661.24
  6. Step 6: Final answer
    x = 716,633.26

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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.