Home / 1,436,547.51-1,982,428.43-791,965.71

Finding the Fourth Proportional to 1,436,547.51, 1,982,428.43 and 791,965.71

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Solution

The fourth proportional to 1,436,547.51, 1,982,428.43 and 791,965.71 is: 1,092,908.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,547.51 : 1,982,428.43 = 791,965.71 : x
  2. Step 2: Convert to fraction form
    1,436,547.51/1,982,428.43 = 791,965.71/x
  3. Step 3: Cross multiply
    1,436,547.51x = 1,982,428.43 × 791,965.71
  4. Step 4: Simplify right side
    1,436,547.51x = 1,570,015,335,129.31
  5. Step 5: Solve for x
    x = 1,570,015,335,129.31/1,436,547.51
  6. Step 6: Final answer
    x = 1,092,908.74

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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.