Home / 1,539,082.92-2,123,931.06-860,019.42

Finding the Fourth Proportional to 1,539,082.92, 2,123,931.06 and 860,019.42

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Solution

The fourth proportional to 1,539,082.92, 2,123,931.06 and 860,019.42 is: 1,186,824.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,082.92 : 2,123,931.06 = 860,019.42 : x
  2. Step 2: Convert to fraction form
    1,539,082.92/2,123,931.06 = 860,019.42/x
  3. Step 3: Cross multiply
    1,539,082.92x = 2,123,931.06 × 860,019.42
  4. Step 4: Simplify right side
    1,539,082.92x = 1,826,621,958,341.19
  5. Step 5: Solve for x
    x = 1,826,621,958,341.19/1,539,082.92
  6. Step 6: Final answer
    x = 1,186,824.92

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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.