Home / 2,830,465.40-4,245,698.10-1,058,228.60

Finding the Fourth Proportional to 2,830,465.40, 4,245,698.10 and 1,058,228.60

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Solution

The fourth proportional to 2,830,465.40, 4,245,698.10 and 1,058,228.60 is: 1,587,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,465.40 : 4,245,698.10 = 1,058,228.60 : x
  2. Step 2: Convert to fraction form
    2,830,465.40/4,245,698.10 = 1,058,228.60/x
  3. Step 3: Cross multiply
    2,830,465.40x = 4,245,698.10 × 1,058,228.60
  4. Step 4: Simplify right side
    2,830,465.40x = 4,492,919,156,385.66
  5. Step 5: Solve for x
    x = 4,492,919,156,385.66/2,830,465.40
  6. Step 6: Final answer
    x = 1,587,342.90

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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.