Home / 1,566,173.40-2,345,760.90-1,286,237.40

Finding the Fourth Proportional to 1,566,173.40, 2,345,760.90 and 1,286,237.40

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Solution

The fourth proportional to 1,566,173.40, 2,345,760.90 and 1,286,237.40 is: 1,926,482.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,173.40 : 2,345,760.90 = 1,286,237.40 : x
  2. Step 2: Convert to fraction form
    1,566,173.40/2,345,760.90 = 1,286,237.40/x
  3. Step 3: Cross multiply
    1,566,173.40x = 2,345,760.90 × 1,286,237.40
  4. Step 4: Simplify right side
    1,566,173.40x = 3,017,205,401,037.66
  5. Step 5: Solve for x
    x = 3,017,205,401,037.66/1,566,173.40
  6. Step 6: Final answer
    x = 1,926,482.34

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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.