Home / 1,345,410.95-1,856,681.60-733,558.68

Finding the Fourth Proportional to 1,345,410.95, 1,856,681.60 and 733,558.68

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Solution

The fourth proportional to 1,345,410.95, 1,856,681.60 and 733,558.68 is: 1,012,318.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,410.95 : 1,856,681.60 = 733,558.68 : x
  2. Step 2: Convert to fraction form
    1,345,410.95/1,856,681.60 = 733,558.68/x
  3. Step 3: Cross multiply
    1,345,410.95x = 1,856,681.60 × 733,558.68
  4. Step 4: Simplify right side
    1,345,410.95x = 1,361,984,900,008.49
  5. Step 5: Solve for x
    x = 1,361,984,900,008.49/1,345,410.95
  6. Step 6: Final answer
    x = 1,012,318.88

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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.