Home / 977,181.40-1,466,117.70-942,621.40

Finding the Fourth Proportional to 977,181.40, 1,466,117.70 and 942,621.40

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Solution

The fourth proportional to 977,181.40, 1,466,117.70 and 942,621.40 is: 1,414,265.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,181.40 : 1,466,117.70 = 942,621.40 : x
  2. Step 2: Convert to fraction form
    977,181.40/1,466,117.70 = 942,621.40/x
  3. Step 3: Cross multiply
    977,181.40x = 1,466,117.70 × 942,621.40
  4. Step 4: Simplify right side
    977,181.40x = 1,381,993,918,938.78
  5. Step 5: Solve for x
    x = 1,381,993,918,938.78/977,181.40
  6. Step 6: Final answer
    x = 1,414,265.48

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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.