Home / 1,054,807.32-1,455,641.09-571,372.46

Finding the Fourth Proportional to 1,054,807.32, 1,455,641.09 and 571,372.46

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Solution

The fourth proportional to 1,054,807.32, 1,455,641.09 and 571,372.46 is: 788,497.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,807.32 : 1,455,641.09 = 571,372.46 : x
  2. Step 2: Convert to fraction form
    1,054,807.32/1,455,641.09 = 571,372.46/x
  3. Step 3: Cross multiply
    1,054,807.32x = 1,455,641.09 × 571,372.46
  4. Step 4: Simplify right side
    1,054,807.32x = 831,713,227,936.62
  5. Step 5: Solve for x
    x = 831,713,227,936.62/1,054,807.32
  6. Step 6: Final answer
    x = 788,497.78

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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.