Home / 1,555,764-2,334,039.60-433,833.12

Finding the Fourth Proportional to 1,555,764, 2,334,039.60 and 433,833.12

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Solution

The fourth proportional to 1,555,764, 2,334,039.60 and 433,833.12 is: 650,859.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,764 : 2,334,039.60 = 433,833.12 : x
  2. Step 2: Convert to fraction form
    1,555,764/2,334,039.60 = 433,833.12/x
  3. Step 3: Cross multiply
    1,555,764x = 2,334,039.60 × 433,833.12
  4. Step 4: Simplify right side
    1,555,764x = 1,012,583,681,871.55
  5. Step 5: Solve for x
    x = 1,012,583,681,871.55/1,555,764
  6. Step 6: Final answer
    x = 650,859.44

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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.