Home / 1,337,526.32-1,845,818.21-764,619.80

Finding the Fourth Proportional to 1,337,526.32, 1,845,818.21 and 764,619.80

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Solution

The fourth proportional to 1,337,526.32, 1,845,818.21 and 764,619.80 is: 1,055,193.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,526.32 : 1,845,818.21 = 764,619.80 : x
  2. Step 2: Convert to fraction form
    1,337,526.32/1,845,818.21 = 764,619.80/x
  3. Step 3: Cross multiply
    1,337,526.32x = 1,845,818.21 × 764,619.80
  4. Step 4: Simplify right side
    1,337,526.32x = 1,411,349,143,249.02
  5. Step 5: Solve for x
    x = 1,411,349,143,249.02/1,337,526.32
  6. Step 6: Final answer
    x = 1,055,193.55

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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.