Home / 3,017,173.95-4,163,653.92-1,640,506.68

Finding the Fourth Proportional to 3,017,173.95, 4,163,653.92 and 1,640,506.68

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Solution

The fourth proportional to 3,017,173.95, 4,163,653.92 and 1,640,506.68 is: 2,263,874.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017,173.95 : 4,163,653.92 = 1,640,506.68 : x
  2. Step 2: Convert to fraction form
    3,017,173.95/4,163,653.92 = 1,640,506.68/x
  3. Step 3: Cross multiply
    3,017,173.95x = 4,163,653.92 × 1,640,506.68
  4. Step 4: Simplify right side
    3,017,173.95x = 6,830,502,068,968.19
  5. Step 5: Solve for x
    x = 6,830,502,068,968.19/3,017,173.95
  6. Step 6: Final answer
    x = 2,263,874.14

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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.