Home / 1,439,272.40-2,158,908.60-1,159,336.40

Finding the Fourth Proportional to 1,439,272.40, 2,158,908.60 and 1,159,336.40

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Solution

The fourth proportional to 1,439,272.40, 2,158,908.60 and 1,159,336.40 is: 1,739,004.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,272.40 : 2,158,908.60 = 1,159,336.40 : x
  2. Step 2: Convert to fraction form
    1,439,272.40/2,158,908.60 = 1,159,336.40/x
  3. Step 3: Cross multiply
    1,439,272.40x = 2,158,908.60 × 1,159,336.40
  4. Step 4: Simplify right side
    1,439,272.40x = 2,502,901,324,253.04
  5. Step 5: Solve for x
    x = 2,502,901,324,253.04/1,439,272.40
  6. Step 6: Final answer
    x = 1,739,004.60

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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.