Home / 1,786,264.88-2,465,073.51-970,484.72

Finding the Fourth Proportional to 1,786,264.88, 2,465,073.51 and 970,484.72

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Solution

The fourth proportional to 1,786,264.88, 2,465,073.51 and 970,484.72 is: 1,339,284.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,264.88 : 2,465,073.51 = 970,484.72 : x
  2. Step 2: Convert to fraction form
    1,786,264.88/2,465,073.51 = 970,484.72/x
  3. Step 3: Cross multiply
    1,786,264.88x = 2,465,073.51 × 970,484.72
  4. Step 4: Simplify right side
    1,786,264.88x = 2,392,316,175,131.77
  5. Step 5: Solve for x
    x = 2,392,316,175,131.77/1,786,264.88
  6. Step 6: Final answer
    x = 1,339,284.11

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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.