Home / 1,147,082.85-1,583,014.93-630,876.67

Finding the Fourth Proportional to 1,147,082.85, 1,583,014.93 and 630,876.67

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Solution

The fourth proportional to 1,147,082.85, 1,583,014.93 and 630,876.67 is: 870,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,082.85 : 1,583,014.93 = 630,876.67 : x
  2. Step 2: Convert to fraction form
    1,147,082.85/1,583,014.93 = 630,876.67/x
  3. Step 3: Cross multiply
    1,147,082.85x = 1,583,014.93 × 630,876.67
  4. Step 4: Simplify right side
    1,147,082.85x = 998,687,182,063.95
  5. Step 5: Solve for x
    x = 998,687,182,063.95/1,147,082.85
  6. Step 6: Final answer
    x = 870,632.13

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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.