Home / 1,560,288.80-2,337,808.80-1,334,590.40

Finding the Fourth Proportional to 1,560,288.80, 2,337,808.80 and 1,334,590.40

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Solution

The fourth proportional to 1,560,288.80, 2,337,808.80 and 1,334,590.40 is: 1,999,640.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,288.80 : 2,337,808.80 = 1,334,590.40 : x
  2. Step 2: Convert to fraction form
    1,560,288.80/2,337,808.80 = 1,334,590.40/x
  3. Step 3: Cross multiply
    1,560,288.80x = 2,337,808.80 × 1,334,590.40
  4. Step 4: Simplify right side
    1,560,288.80x = 3,120,017,181,515.52
  5. Step 5: Solve for x
    x = 3,120,017,181,515.52/1,560,288.80
  6. Step 6: Final answer
    x = 1,999,640.82

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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.