Home / 2,910,271.55-4,016,178.55-1,585,689.02

Finding the Fourth Proportional to 2,910,271.55, 4,016,178.55 and 1,585,689.02

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Solution

The fourth proportional to 2,910,271.55, 4,016,178.55 and 1,585,689.02 is: 2,188,252.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,271.55 : 4,016,178.55 = 1,585,689.02 : x
  2. Step 2: Convert to fraction form
    2,910,271.55/4,016,178.55 = 1,585,689.02/x
  3. Step 3: Cross multiply
    2,910,271.55x = 4,016,178.55 × 1,585,689.02
  4. Step 4: Simplify right side
    2,910,271.55x = 6,368,410,248,647.41
  5. Step 5: Solve for x
    x = 6,368,410,248,647.41/2,910,271.55
  6. Step 6: Final answer
    x = 2,188,252.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.