Home / 2,072,126.66-2,859,491.70-1,154,354.54

Finding the Fourth Proportional to 2,072,126.66, 2,859,491.70 and 1,154,354.54

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Solution

The fourth proportional to 2,072,126.66, 2,859,491.70 and 1,154,354.54 is: 1,592,985.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,126.66 : 2,859,491.70 = 1,154,354.54 : x
  2. Step 2: Convert to fraction form
    2,072,126.66/2,859,491.70 = 1,154,354.54/x
  3. Step 3: Cross multiply
    2,072,126.66x = 2,859,491.70 × 1,154,354.54
  4. Step 4: Simplify right side
    2,072,126.66x = 3,300,867,211,689.86
  5. Step 5: Solve for x
    x = 3,300,867,211,689.86/2,072,126.66
  6. Step 6: Final answer
    x = 1,592,985.26

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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.