Home / 1,656,157.60-2,482,464.56-856,634.16

Finding the Fourth Proportional to 1,656,157.60, 2,482,464.56 and 856,634.16

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Solution

The fourth proportional to 1,656,157.60, 2,482,464.56 and 856,634.16 is: 1,284,034.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,157.60 : 2,482,464.56 = 856,634.16 : x
  2. Step 2: Convert to fraction form
    1,656,157.60/2,482,464.56 = 856,634.16/x
  3. Step 3: Cross multiply
    1,656,157.60x = 2,482,464.56 × 856,634.16
  4. Step 4: Simplify right side
    1,656,157.60x = 2,126,563,943,085.37
  5. Step 5: Solve for x
    x = 2,126,563,943,085.37/1,656,157.60
  6. Step 6: Final answer
    x = 1,284,034.77

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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.