Home / 1,092,275.16-1,507,986.24-971,081.70

Finding the Fourth Proportional to 1,092,275.16, 1,507,986.24 and 971,081.70

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Solution

The fourth proportional to 1,092,275.16, 1,507,986.24 and 971,081.70 is: 1,340,667.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,275.16 : 1,507,986.24 = 971,081.70 : x
  2. Step 2: Convert to fraction form
    1,092,275.16/1,507,986.24 = 971,081.70/x
  3. Step 3: Cross multiply
    1,092,275.16x = 1,507,986.24 × 971,081.70
  4. Step 4: Simplify right side
    1,092,275.16x = 1,464,377,841,515.81
  5. Step 5: Solve for x
    x = 1,464,377,841,515.81/1,092,275.16
  6. Step 6: Final answer
    x = 1,340,667.53

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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.