Home / 2,854,369.55-4,273,156.16-1,905,386.51

Finding the Fourth Proportional to 2,854,369.55, 4,273,156.16 and 1,905,386.51

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Solution

The fourth proportional to 2,854,369.55, 4,273,156.16 and 1,905,386.51 is: 2,852,473.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,369.55 : 4,273,156.16 = 1,905,386.51 : x
  2. Step 2: Convert to fraction form
    2,854,369.55/4,273,156.16 = 1,905,386.51/x
  3. Step 3: Cross multiply
    2,854,369.55x = 4,273,156.16 × 1,905,386.51
  4. Step 4: Simplify right side
    2,854,369.55x = 8,142,014,110,688.56
  5. Step 5: Solve for x
    x = 8,142,014,110,688.56/2,854,369.55
  6. Step 6: Final answer
    x = 2,852,473.71

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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.