Home / 1,097,807.70-1,646,301.95-432,822.10

Finding the Fourth Proportional to 1,097,807.70, 1,646,301.95 and 432,822.10

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Solution

The fourth proportional to 1,097,807.70, 1,646,301.95 and 432,822.10 is: 649,071.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,807.70 : 1,646,301.95 = 432,822.10 : x
  2. Step 2: Convert to fraction form
    1,097,807.70/1,646,301.95 = 432,822.10/x
  3. Step 3: Cross multiply
    1,097,807.70x = 1,646,301.95 × 432,822.10
  4. Step 4: Simplify right side
    1,097,807.70x = 712,555,867,233.10
  5. Step 5: Solve for x
    x = 712,555,867,233.10/1,097,807.70
  6. Step 6: Final answer
    x = 649,071.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.