Home / 1,437,779.87-1,984,232.50-826,130.64

Finding the Fourth Proportional to 1,437,779.87, 1,984,232.50 and 826,130.64

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Solution

The fourth proportional to 1,437,779.87, 1,984,232.50 and 826,130.64 is: 1,140,115.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,779.87 : 1,984,232.50 = 826,130.64 : x
  2. Step 2: Convert to fraction form
    1,437,779.87/1,984,232.50 = 826,130.64/x
  3. Step 3: Cross multiply
    1,437,779.87x = 1,984,232.50 × 826,130.64
  4. Step 4: Simplify right side
    1,437,779.87x = 1,639,235,270,509.35
  5. Step 5: Solve for x
    x = 1,639,235,270,509.35/1,437,779.87
  6. Step 6: Final answer
    x = 1,140,115.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.