Home / 1,558,444.32-2,151,011.21-914,072.10

Finding the Fourth Proportional to 1,558,444.32, 2,151,011.21 and 914,072.10

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Solution

The fourth proportional to 1,558,444.32, 2,151,011.21 and 914,072.10 is: 1,261,629.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,444.32 : 2,151,011.21 = 914,072.10 : x
  2. Step 2: Convert to fraction form
    1,558,444.32/2,151,011.21 = 914,072.10/x
  3. Step 3: Cross multiply
    1,558,444.32x = 2,151,011.21 × 914,072.10
  4. Step 4: Simplify right side
    1,558,444.32x = 1,966,179,329,277.88
  5. Step 5: Solve for x
    x = 1,966,179,329,277.88/1,558,444.32
  6. Step 6: Final answer
    x = 1,261,629.50

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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.