Home / 2,129,496.39-2,938,774.50-1,162,700.19

Finding the Fourth Proportional to 2,129,496.39, 2,938,774.50 and 1,162,700.19

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Solution

The fourth proportional to 2,129,496.39, 2,938,774.50 and 1,162,700.19 is: 1,604,564.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,496.39 : 2,938,774.50 = 1,162,700.19 : x
  2. Step 2: Convert to fraction form
    2,129,496.39/2,938,774.50 = 1,162,700.19/x
  3. Step 3: Cross multiply
    2,129,496.39x = 2,938,774.50 × 1,162,700.19
  4. Step 4: Simplify right side
    2,129,496.39x = 3,416,913,669,517.16
  5. Step 5: Solve for x
    x = 3,416,913,669,517.16/2,129,496.39
  6. Step 6: Final answer
    x = 1,604,564.20

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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.