Home / 5,377,066.20-8,065,599.30-1,590,211.80

Finding the Fourth Proportional to 5,377,066.20, 8,065,599.30 and 1,590,211.80

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Solution

The fourth proportional to 5,377,066.20, 8,065,599.30 and 1,590,211.80 is: 2,385,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,066.20 : 8,065,599.30 = 1,590,211.80 : x
  2. Step 2: Convert to fraction form
    5,377,066.20/8,065,599.30 = 1,590,211.80/x
  3. Step 3: Cross multiply
    5,377,066.20x = 8,065,599.30 × 1,590,211.80
  4. Step 4: Simplify right side
    5,377,066.20x = 12,826,011,180,931.74
  5. Step 5: Solve for x
    x = 12,826,011,180,931.74/5,377,066.20
  6. Step 6: Final answer
    x = 2,385,317.70

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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.