Home / 1,037,501.20-1,551,586.20-869,539.60

Finding the Fourth Proportional to 1,037,501.20, 1,551,586.20 and 869,539.60

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Solution

The fourth proportional to 1,037,501.20, 1,551,586.20 and 869,539.60 is: 1,300,399.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,501.20 : 1,551,586.20 = 869,539.60 : x
  2. Step 2: Convert to fraction form
    1,037,501.20/1,551,586.20 = 869,539.60/x
  3. Step 3: Cross multiply
    1,037,501.20x = 1,551,586.20 × 869,539.60
  4. Step 4: Simplify right side
    1,037,501.20x = 1,349,165,643,713.52
  5. Step 5: Solve for x
    x = 1,349,165,643,713.52/1,037,501.20
  6. Step 6: Final answer
    x = 1,300,399.12

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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.