Home / 1,153,239.58-1,591,379.49-669,725.74

Finding the Fourth Proportional to 1,153,239.58, 1,591,379.49 and 669,725.74

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Solution

The fourth proportional to 1,153,239.58, 1,591,379.49 and 669,725.74 is: 924,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,239.58 : 1,591,379.49 = 669,725.74 : x
  2. Step 2: Convert to fraction form
    1,153,239.58/1,591,379.49 = 669,725.74/x
  3. Step 3: Cross multiply
    1,153,239.58x = 1,591,379.49 × 669,725.74
  4. Step 4: Simplify right side
    1,153,239.58x = 1,065,787,806,561.07
  5. Step 5: Solve for x
    x = 1,065,787,806,561.07/1,153,239.58
  6. Step 6: Final answer
    x = 924,168.60

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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.