Home / 1,235,877.40-1,853,816.10-970,456.60

Finding the Fourth Proportional to 1,235,877.40, 1,853,816.10 and 970,456.60

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Solution

The fourth proportional to 1,235,877.40, 1,853,816.10 and 970,456.60 is: 1,455,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,877.40 : 1,853,816.10 = 970,456.60 : x
  2. Step 2: Convert to fraction form
    1,235,877.40/1,853,816.10 = 970,456.60/x
  3. Step 3: Cross multiply
    1,235,877.40x = 1,853,816.10 × 970,456.60
  4. Step 4: Simplify right side
    1,235,877.40x = 1,799,048,069,431.26
  5. Step 5: Solve for x
    x = 1,799,048,069,431.26/1,235,877.40
  6. Step 6: Final answer
    x = 1,455,684.90

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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.