Home / 1,165,017.36-1,607,720.60-655,719.72

Finding the Fourth Proportional to 1,165,017.36, 1,607,720.60 and 655,719.72

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Solution

The fourth proportional to 1,165,017.36, 1,607,720.60 and 655,719.72 is: 904,891.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,017.36 : 1,607,720.60 = 655,719.72 : x
  2. Step 2: Convert to fraction form
    1,165,017.36/1,607,720.60 = 655,719.72/x
  3. Step 3: Cross multiply
    1,165,017.36x = 1,607,720.60 × 655,719.72
  4. Step 4: Simplify right side
    1,165,017.36x = 1,054,214,101,670.23
  5. Step 5: Solve for x
    x = 1,054,214,101,670.23/1,165,017.36
  6. Step 6: Final answer
    x = 904,891.32

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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.