Home / 1,417,793.90-2,126,690.85-780,064.70

Finding the Fourth Proportional to 1,417,793.90, 2,126,690.85 and 780,064.70

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Solution

The fourth proportional to 1,417,793.90, 2,126,690.85 and 780,064.70 is: 1,170,097.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,793.90 : 2,126,690.85 = 780,064.70 : x
  2. Step 2: Convert to fraction form
    1,417,793.90/2,126,690.85 = 780,064.70/x
  3. Step 3: Cross multiply
    1,417,793.90x = 2,126,690.85 × 780,064.70
  4. Step 4: Simplify right side
    1,417,793.90x = 1,658,956,459,898.00
  5. Step 5: Solve for x
    x = 1,658,956,459,898.00/1,417,793.90
  6. Step 6: Final answer
    x = 1,170,097.05

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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.