Home / 1,170,017.70-1,615,374.81-955,672.26

Finding the Fourth Proportional to 1,170,017.70, 1,615,374.81 and 955,672.26

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Solution

The fourth proportional to 1,170,017.70, 1,615,374.81 and 955,672.26 is: 1,319,440.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,017.70 : 1,615,374.81 = 955,672.26 : x
  2. Step 2: Convert to fraction form
    1,170,017.70/1,615,374.81 = 955,672.26/x
  3. Step 3: Cross multiply
    1,170,017.70x = 1,615,374.81 × 955,672.26
  4. Step 4: Simplify right side
    1,170,017.70x = 1,543,768,895,419.77
  5. Step 5: Solve for x
    x = 1,543,768,895,419.77/1,170,017.70
  6. Step 6: Final answer
    x = 1,319,440.63

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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.