Home / 1,224,326.50-1,835,437.95-425,504.26

Finding the Fourth Proportional to 1,224,326.50, 1,835,437.95 and 425,504.26

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Solution

The fourth proportional to 1,224,326.50, 1,835,437.95 and 425,504.26 is: 637,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,326.50 : 1,835,437.95 = 425,504.26 : x
  2. Step 2: Convert to fraction form
    1,224,326.50/1,835,437.95 = 425,504.26/x
  3. Step 3: Cross multiply
    1,224,326.50x = 1,835,437.95 × 425,504.26
  4. Step 4: Simplify right side
    1,224,326.50x = 780,986,666,690.67
  5. Step 5: Solve for x
    x = 780,986,666,690.67/1,224,326.50
  6. Step 6: Final answer
    x = 637,890.85

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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.