Home / 1,470,685.20-2,206,027.80-966,800.40

Finding the Fourth Proportional to 1,470,685.20, 2,206,027.80 and 966,800.40

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Solution

The fourth proportional to 1,470,685.20, 2,206,027.80 and 966,800.40 is: 1,450,200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,685.20 : 2,206,027.80 = 966,800.40 : x
  2. Step 2: Convert to fraction form
    1,470,685.20/2,206,027.80 = 966,800.40/x
  3. Step 3: Cross multiply
    1,470,685.20x = 2,206,027.80 × 966,800.40
  4. Step 4: Simplify right side
    1,470,685.20x = 2,132,788,559,451.12
  5. Step 5: Solve for x
    x = 2,132,788,559,451.12/1,470,685.20
  6. Step 6: Final answer
    x = 1,450,200.60

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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.