Home / 1,197,212-1,652,162.20-653,352.08

Finding the Fourth Proportional to 1,197,212, 1,652,162.20 and 653,352.08

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Solution

The fourth proportional to 1,197,212, 1,652,162.20 and 653,352.08 is: 901,631.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,212 : 1,652,162.20 = 653,352.08 : x
  2. Step 2: Convert to fraction form
    1,197,212/1,652,162.20 = 653,352.08/x
  3. Step 3: Cross multiply
    1,197,212x = 1,652,162.20 × 653,352.08
  4. Step 4: Simplify right side
    1,197,212x = 1,079,443,609,867.38
  5. Step 5: Solve for x
    x = 1,079,443,609,867.38/1,197,212
  6. Step 6: Final answer
    x = 901,631.13

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1.5x scale

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.