Home / 1,248,332.64-1,724,462.64-993,357.60

Finding the Fourth Proportional to 1,248,332.64, 1,724,462.64 and 993,357.60

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Solution

The fourth proportional to 1,248,332.64, 1,724,462.64 and 993,357.60 is: 1,372,236.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,332.64 : 1,724,462.64 = 993,357.60 : x
  2. Step 2: Convert to fraction form
    1,248,332.64/1,724,462.64 = 993,357.60/x
  3. Step 3: Cross multiply
    1,248,332.64x = 1,724,462.64 × 993,357.60
  4. Step 4: Simplify right side
    1,248,332.64x = 1,713,008,069,360.06
  5. Step 5: Solve for x
    x = 1,713,008,069,360.06/1,248,332.64
  6. Step 6: Final answer
    x = 1,372,236.87

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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.