Home / 2,123,770.96-2,930,763.08-1,156,890.32

Finding the Fourth Proportional to 2,123,770.96, 2,930,763.08 and 1,156,890.32

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Solution

The fourth proportional to 2,123,770.96, 2,930,763.08 and 1,156,890.32 is: 1,596,486.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,770.96 : 2,930,763.08 = 1,156,890.32 : x
  2. Step 2: Convert to fraction form
    2,123,770.96/2,930,763.08 = 1,156,890.32/x
  3. Step 3: Cross multiply
    2,123,770.96x = 2,930,763.08 × 1,156,890.32
  4. Step 4: Simplify right side
    2,123,770.96x = 3,390,571,437,465.39
  5. Step 5: Solve for x
    x = 3,390,571,437,465.39/2,123,770.96
  6. Step 6: Final answer
    x = 1,596,486.39

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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.