Home / 977,016.40-1,465,870.20-942,456.40

Finding the Fourth Proportional to 977,016.40, 1,465,870.20 and 942,456.40

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Solution

The fourth proportional to 977,016.40, 1,465,870.20 and 942,456.40 is: 1,414,017.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,016.40 : 1,465,870.20 = 942,456.40 : x
  2. Step 2: Convert to fraction form
    977,016.40/1,465,870.20 = 942,456.40/x
  3. Step 3: Cross multiply
    977,016.40x = 1,465,870.20 × 942,456.40
  4. Step 4: Simplify right side
    977,016.40x = 1,381,518,751,559.28
  5. Step 5: Solve for x
    x = 1,381,518,751,559.28/977,016.40
  6. Step 6: Final answer
    x = 1,414,017.98

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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.