Home / 1,196,348.32-1,650,027.12-766,668.43

Finding the Fourth Proportional to 1,196,348.32, 1,650,027.12 and 766,668.43

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Solution

The fourth proportional to 1,196,348.32, 1,650,027.12 and 766,668.43 is: 1,057,404.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,348.32 : 1,650,027.12 = 766,668.43 : x
  2. Step 2: Convert to fraction form
    1,196,348.32/1,650,027.12 = 766,668.43/x
  3. Step 3: Cross multiply
    1,196,348.32x = 1,650,027.12 × 766,668.43
  4. Step 4: Simplify right side
    1,196,348.32x = 1,265,023,701,547.82
  5. Step 5: Solve for x
    x = 1,265,023,701,547.82/1,196,348.32
  6. Step 6: Final answer
    x = 1,057,404.17

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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.