Home / 3,058,332.18-4,220,619.93-1,681,788.72

Finding the Fourth Proportional to 3,058,332.18, 4,220,619.93 and 1,681,788.72

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Solution

The fourth proportional to 3,058,332.18, 4,220,619.93 and 1,681,788.72 is: 2,320,935.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,332.18 : 4,220,619.93 = 1,681,788.72 : x
  2. Step 2: Convert to fraction form
    3,058,332.18/4,220,619.93 = 1,681,788.72/x
  3. Step 3: Cross multiply
    3,058,332.18x = 4,220,619.93 × 1,681,788.72
  4. Step 4: Simplify right side
    3,058,332.18x = 7,098,190,989,681.19
  5. Step 5: Solve for x
    x = 7,098,190,989,681.19/3,058,332.18
  6. Step 6: Final answer
    x = 2,320,935.26

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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.