Home / 3,115,058.99-4,298,756.40-1,808,432.27

Finding the Fourth Proportional to 3,115,058.99, 4,298,756.40 and 1,808,432.27

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Solution

The fourth proportional to 3,115,058.99, 4,298,756.40 and 1,808,432.27 is: 2,495,622.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,058.99 : 4,298,756.40 = 1,808,432.27 : x
  2. Step 2: Convert to fraction form
    3,115,058.99/4,298,756.40 = 1,808,432.27/x
  3. Step 3: Cross multiply
    3,115,058.99x = 4,298,756.40 × 1,808,432.27
  4. Step 4: Simplify right side
    3,115,058.99x = 7,774,009,789,255.58
  5. Step 5: Solve for x
    x = 7,774,009,789,255.58/3,115,058.99
  6. Step 6: Final answer
    x = 2,495,622.01

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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.