Home / 3,171,803.02-4,371,054.51-3,113,508.94

Finding the Fourth Proportional to 3,171,803.02, 4,371,054.51 and 3,113,508.94

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Solution

The fourth proportional to 3,171,803.02, 4,371,054.51 and 3,113,508.94 is: 4,290,719.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,803.02 : 4,371,054.51 = 3,113,508.94 : x
  2. Step 2: Convert to fraction form
    3,171,803.02/4,371,054.51 = 3,113,508.94/x
  3. Step 3: Cross multiply
    3,171,803.02x = 4,371,054.51 × 3,113,508.94
  4. Step 4: Simplify right side
    3,171,803.02x = 13,609,317,294,112.32
  5. Step 5: Solve for x
    x = 13,609,317,294,112.32/3,171,803.02
  6. Step 6: Final answer
    x = 4,290,719.57

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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.