Home / 1,971,398.13-2,955,825.81-773,441.52

Finding the Fourth Proportional to 1,971,398.13, 2,955,825.81 and 773,441.52

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Solution

The fourth proportional to 1,971,398.13, 2,955,825.81 and 773,441.52 is: 1,159,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,398.13 : 2,955,825.81 = 773,441.52 : x
  2. Step 2: Convert to fraction form
    1,971,398.13/2,955,825.81 = 773,441.52/x
  3. Step 3: Cross multiply
    1,971,398.13x = 2,955,825.81 × 773,441.52
  4. Step 4: Simplify right side
    1,971,398.13x = 2,286,158,407,341.63
  5. Step 5: Solve for x
    x = 2,286,158,407,341.63/1,971,398.13
  6. Step 6: Final answer
    x = 1,159,663.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.