Home / 2,905,409.25-4,009,275.23-1,616,203.53

Finding the Fourth Proportional to 2,905,409.25, 4,009,275.23 and 1,616,203.53

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Solution

The fourth proportional to 2,905,409.25, 4,009,275.23 and 1,616,203.53 is: 2,230,255.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905,409.25 : 4,009,275.23 = 1,616,203.53 : x
  2. Step 2: Convert to fraction form
    2,905,409.25/4,009,275.23 = 1,616,203.53/x
  3. Step 3: Cross multiply
    2,905,409.25x = 4,009,275.23 × 1,616,203.53
  4. Step 4: Simplify right side
    2,905,409.25x = 6,479,804,771,386.55
  5. Step 5: Solve for x
    x = 6,479,804,771,386.55/2,905,409.25
  6. Step 6: Final answer
    x = 2,230,255.44

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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.