Home / 1,199,577.12-1,655,416.29-655,715.07

Finding the Fourth Proportional to 1,199,577.12, 1,655,416.29 and 655,715.07

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Solution

The fourth proportional to 1,199,577.12, 1,655,416.29 and 655,715.07 is: 904,886.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,577.12 : 1,655,416.29 = 655,715.07 : x
  2. Step 2: Convert to fraction form
    1,199,577.12/1,655,416.29 = 655,715.07/x
  3. Step 3: Cross multiply
    1,199,577.12x = 1,655,416.29 × 655,715.07
  4. Step 4: Simplify right side
    1,199,577.12x = 1,085,481,408,476.49
  5. Step 5: Solve for x
    x = 1,085,481,408,476.49/1,199,577.12
  6. Step 6: Final answer
    x = 904,886.72

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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.