Home / 1,087,475.60-1,631,796.60-456,453.20

Finding the Fourth Proportional to 1,087,475.60, 1,631,796.60 and 456,453.20

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Solution

The fourth proportional to 1,087,475.60, 1,631,796.60 and 456,453.20 is: 684,924.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,475.60 : 1,631,796.60 = 456,453.20 : x
  2. Step 2: Convert to fraction form
    1,087,475.60/1,631,796.60 = 456,453.20/x
  3. Step 3: Cross multiply
    1,087,475.60x = 1,631,796.60 × 456,453.20
  4. Step 4: Simplify right side
    1,087,475.60x = 744,838,779,819.12
  5. Step 5: Solve for x
    x = 744,838,779,819.12/1,087,475.60
  6. Step 6: Final answer
    x = 684,924.59

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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.