Home / 1,223,422.53-1,835,152.25-424,729.45

Finding the Fourth Proportional to 1,223,422.53, 1,835,152.25 and 424,729.45

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Solution

The fourth proportional to 1,223,422.53, 1,835,152.25 and 424,729.45 is: 637,100.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,422.53 : 1,835,152.25 = 424,729.45 : x
  2. Step 2: Convert to fraction form
    1,223,422.53/1,835,152.25 = 424,729.45/x
  3. Step 3: Cross multiply
    1,223,422.53x = 1,835,152.25 × 424,729.45
  4. Step 4: Simplify right side
    1,223,422.53x = 779,443,199,097.24
  5. Step 5: Solve for x
    x = 779,443,199,097.24/1,223,422.53
  6. Step 6: Final answer
    x = 637,100.58

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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.