Home / 1,167,420.60-1,749,057.30-955,913.40

Finding the Fourth Proportional to 1,167,420.60, 1,749,057.30 and 955,913.40

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Solution

The fourth proportional to 1,167,420.60, 1,749,057.30 and 955,913.40 is: 1,432,172.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,420.60 : 1,749,057.30 = 955,913.40 : x
  2. Step 2: Convert to fraction form
    1,167,420.60/1,749,057.30 = 955,913.40/x
  3. Step 3: Cross multiply
    1,167,420.60x = 1,749,057.30 × 955,913.40
  4. Step 4: Simplify right side
    1,167,420.60x = 1,671,947,310,437.82
  5. Step 5: Solve for x
    x = 1,671,947,310,437.82/1,167,420.60
  6. Step 6: Final answer
    x = 1,432,172.18

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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.