Home / 1,137,205.60-1,701,142.80-1,025,231.20

Finding the Fourth Proportional to 1,137,205.60, 1,701,142.80 and 1,025,231.20

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Solution

The fourth proportional to 1,137,205.60, 1,701,142.80 and 1,025,231.20 is: 1,533,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,205.60 : 1,701,142.80 = 1,025,231.20 : x
  2. Step 2: Convert to fraction form
    1,137,205.60/1,701,142.80 = 1,025,231.20/x
  3. Step 3: Cross multiply
    1,137,205.60x = 1,701,142.80 × 1,025,231.20
  4. Step 4: Simplify right side
    1,137,205.60x = 1,744,064,674,215.36
  5. Step 5: Solve for x
    x = 1,744,064,674,215.36/1,137,205.60
  6. Step 6: Final answer
    x = 1,533,640.60

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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.