Home / 1,256,161.52-1,875,733.62-997,087.47

Finding the Fourth Proportional to 1,256,161.52, 1,875,733.62 and 997,087.47

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Solution

The fourth proportional to 1,256,161.52, 1,875,733.62 and 997,087.47 is: 1,488,877.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,161.52 : 1,875,733.62 = 997,087.47 : x
  2. Step 2: Convert to fraction form
    1,256,161.52/1,875,733.62 = 997,087.47/x
  3. Step 3: Cross multiply
    1,256,161.52x = 1,875,733.62 × 997,087.47
  4. Step 4: Simplify right side
    1,256,161.52x = 1,870,270,489,559.74
  5. Step 5: Solve for x
    x = 1,870,270,489,559.74/1,256,161.52
  6. Step 6: Final answer
    x = 1,488,877.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.