Home / 1,512,328.59-2,087,060.72-867,866.67

Finding the Fourth Proportional to 1,512,328.59, 2,087,060.72 and 867,866.67

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Solution

The fourth proportional to 1,512,328.59, 2,087,060.72 and 867,866.67 is: 1,197,683.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,328.59 : 2,087,060.72 = 867,866.67 : x
  2. Step 2: Convert to fraction form
    1,512,328.59/2,087,060.72 = 867,866.67/x
  3. Step 3: Cross multiply
    1,512,328.59x = 2,087,060.72 × 867,866.67
  4. Step 4: Simplify right side
    1,512,328.59x = 1,811,290,432,814.87
  5. Step 5: Solve for x
    x = 1,811,290,432,814.87/1,512,328.59
  6. Step 6: Final answer
    x = 1,197,683.13

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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.