Home / 1,531,614.90-2,113,593.57-958,970.82

Finding the Fourth Proportional to 1,531,614.90, 2,113,593.57 and 958,970.82

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Solution

The fourth proportional to 1,531,614.90, 2,113,593.57 and 958,970.82 is: 1,323,357.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,614.90 : 2,113,593.57 = 958,970.82 : x
  2. Step 2: Convert to fraction form
    1,531,614.90/2,113,593.57 = 958,970.82/x
  3. Step 3: Cross multiply
    1,531,614.90x = 2,113,593.57 × 958,970.82
  4. Step 4: Simplify right side
    1,531,614.90x = 2,026,874,558,969.63
  5. Step 5: Solve for x
    x = 2,026,874,558,969.63/1,531,614.90
  6. Step 6: Final answer
    x = 1,323,357.82

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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.