Home / 2,578,595.85-3,865,068.90-1,297,159.65

Finding the Fourth Proportional to 2,578,595.85, 3,865,068.90 and 1,297,159.65

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Solution

The fourth proportional to 2,578,595.85, 3,865,068.90 and 1,297,159.65 is: 1,944,318.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,595.85 : 3,865,068.90 = 1,297,159.65 : x
  2. Step 2: Convert to fraction form
    2,578,595.85/3,865,068.90 = 1,297,159.65/x
  3. Step 3: Cross multiply
    2,578,595.85x = 3,865,068.90 × 1,297,159.65
  4. Step 4: Simplify right side
    2,578,595.85x = 5,013,611,421,549.89
  5. Step 5: Solve for x
    x = 5,013,611,421,549.89/2,578,595.85
  6. Step 6: Final answer
    x = 1,944,318.42

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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.