Home / 4,675,809.70-7,013,714.55-1,643,643.55

Finding the Fourth Proportional to 4,675,809.70, 7,013,714.55 and 1,643,643.55

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Solution

The fourth proportional to 4,675,809.70, 7,013,714.55 and 1,643,643.55 is: 2,465,465.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675,809.70 : 7,013,714.55 = 1,643,643.55 : x
  2. Step 2: Convert to fraction form
    4,675,809.70/7,013,714.55 = 1,643,643.55/x
  3. Step 3: Cross multiply
    4,675,809.70x = 7,013,714.55 × 1,643,643.55
  4. Step 4: Simplify right side
    4,675,809.70x = 11,528,046,681,648.65
  5. Step 5: Solve for x
    x = 11,528,046,681,648.65/4,675,809.70
  6. Step 6: Final answer
    x = 2,465,465.33

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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.