Home / 1,863,346.42-2,571,509.28-1,047,806.86

Finding the Fourth Proportional to 1,863,346.42, 2,571,509.28 and 1,047,806.86

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Solution

The fourth proportional to 1,863,346.42, 2,571,509.28 and 1,047,806.86 is: 1,446,024.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,346.42 : 2,571,509.28 = 1,047,806.86 : x
  2. Step 2: Convert to fraction form
    1,863,346.42/2,571,509.28 = 1,047,806.86/x
  3. Step 3: Cross multiply
    1,863,346.42x = 2,571,509.28 × 1,047,806.86
  4. Step 4: Simplify right side
    1,863,346.42x = 2,694,445,064,137.66
  5. Step 5: Solve for x
    x = 2,694,445,064,137.66/1,863,346.42
  6. Step 6: Final answer
    x = 1,446,024.76

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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.