Home / 1,647,711.80-2,471,567.70-1,570,729.40

Finding the Fourth Proportional to 1,647,711.80, 2,471,567.70 and 1,570,729.40

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Solution

The fourth proportional to 1,647,711.80, 2,471,567.70 and 1,570,729.40 is: 2,356,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,711.80 : 2,471,567.70 = 1,570,729.40 : x
  2. Step 2: Convert to fraction form
    1,647,711.80/2,471,567.70 = 1,570,729.40/x
  3. Step 3: Cross multiply
    1,647,711.80x = 2,471,567.70 × 1,570,729.40
  4. Step 4: Simplify right side
    1,647,711.80x = 3,882,164,050,480.38
  5. Step 5: Solve for x
    x = 3,882,164,050,480.38/1,647,711.80
  6. Step 6: Final answer
    x = 2,356,094.10

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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.