Home / 1,157,907.48-1,598,000.96-728,555.64

Finding the Fourth Proportional to 1,157,907.48, 1,598,000.96 and 728,555.64

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Solution

The fourth proportional to 1,157,907.48, 1,598,000.96 and 728,555.64 is: 1,005,462.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,907.48 : 1,598,000.96 = 728,555.64 : x
  2. Step 2: Convert to fraction form
    1,157,907.48/1,598,000.96 = 728,555.64/x
  3. Step 3: Cross multiply
    1,157,907.48x = 1,598,000.96 × 728,555.64
  4. Step 4: Simplify right side
    1,157,907.48x = 1,164,232,612,133.41
  5. Step 5: Solve for x
    x = 1,164,232,612,133.41/1,157,907.48
  6. Step 6: Final answer
    x = 1,005,462.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.