Home / 4,767,000.20-7,148,426.70-1,570,891.40

Finding the Fourth Proportional to 4,767,000.20, 7,148,426.70 and 1,570,891.40

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Solution

The fourth proportional to 4,767,000.20, 7,148,426.70 and 1,570,891.40 is: 2,355,653.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767,000.20 : 7,148,426.70 = 1,570,891.40 : x
  2. Step 2: Convert to fraction form
    4,767,000.20/7,148,426.70 = 1,570,891.40/x
  3. Step 3: Cross multiply
    4,767,000.20x = 7,148,426.70 × 1,570,891.40
  4. Step 4: Simplify right side
    4,767,000.20x = 11,229,402,026,560.38
  5. Step 5: Solve for x
    x = 11,229,402,026,560.38/4,767,000.20
  6. Step 6: Final answer
    x = 2,355,653.78

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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.