Home / 3,454,643.53-4,767,381.43-1,905,970.47

Finding the Fourth Proportional to 3,454,643.53, 4,767,381.43 and 1,905,970.47

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Solution

The fourth proportional to 3,454,643.53, 4,767,381.43 and 1,905,970.47 is: 2,630,224.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,643.53 : 4,767,381.43 = 1,905,970.47 : x
  2. Step 2: Convert to fraction form
    3,454,643.53/4,767,381.43 = 1,905,970.47/x
  3. Step 3: Cross multiply
    3,454,643.53x = 4,767,381.43 × 1,905,970.47
  4. Step 4: Simplify right side
    3,454,643.53x = 9,086,488,228,980.29
  5. Step 5: Solve for x
    x = 9,086,488,228,980.29/3,454,643.53
  6. Step 6: Final answer
    x = 2,630,224.55

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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.