Home / 1,424,852.64-2,137,129.56-750,662.55

Finding the Fourth Proportional to 1,424,852.64, 2,137,129.56 and 750,662.55

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Solution

The fourth proportional to 1,424,852.64, 2,137,129.56 and 750,662.55 is: 1,125,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,852.64 : 2,137,129.56 = 750,662.55 : x
  2. Step 2: Convert to fraction form
    1,424,852.64/2,137,129.56 = 750,662.55/x
  3. Step 3: Cross multiply
    1,424,852.64x = 2,137,129.56 × 750,662.55
  4. Step 4: Simplify right side
    1,424,852.64x = 1,604,263,125,189.98
  5. Step 5: Solve for x
    x = 1,604,263,125,189.98/1,424,852.64
  6. Step 6: Final answer
    x = 1,125,915.12

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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.