Home / 5,390,666.48-7,439,145.28-2,943,327.04

Finding the Fourth Proportional to 5,390,666.48, 7,439,145.28 and 2,943,327.04

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Solution

The fourth proportional to 5,390,666.48, 7,439,145.28 and 2,943,327.04 is: 4,061,805.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,666.48 : 7,439,145.28 = 2,943,327.04 : x
  2. Step 2: Convert to fraction form
    5,390,666.48/7,439,145.28 = 2,943,327.04/x
  3. Step 3: Cross multiply
    5,390,666.48x = 7,439,145.28 × 2,943,327.04
  4. Step 4: Simplify right side
    5,390,666.48x = 21,895,837,457,112.37
  5. Step 5: Solve for x
    x = 21,895,837,457,112.37/5,390,666.48
  6. Step 6: Final answer
    x = 4,061,805.26

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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.