Home / 1,625,071.95-2,438,541.32-1,269,086.67

Finding the Fourth Proportional to 1,625,071.95, 2,438,541.32 and 1,269,086.67

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Solution

The fourth proportional to 1,625,071.95, 2,438,541.32 and 1,269,086.67 is: 1,904,358.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,071.95 : 2,438,541.32 = 1,269,086.67 : x
  2. Step 2: Convert to fraction form
    1,625,071.95/2,438,541.32 = 1,269,086.67/x
  3. Step 3: Cross multiply
    1,625,071.95x = 2,438,541.32 × 1,269,086.67
  4. Step 4: Simplify right side
    1,625,071.95x = 3,094,720,277,110.77
  5. Step 5: Solve for x
    x = 3,094,720,277,110.77/1,625,071.95
  6. Step 6: Final answer
    x = 1,904,358.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.