Home / 2,893,968.81-3,993,916.41-1,605,225.60

Finding the Fourth Proportional to 2,893,968.81, 3,993,916.41 and 1,605,225.60

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Solution

The fourth proportional to 2,893,968.81, 3,993,916.41 and 1,605,225.60 is: 2,215,344.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893,968.81 : 3,993,916.41 = 1,605,225.60 : x
  2. Step 2: Convert to fraction form
    2,893,968.81/3,993,916.41 = 1,605,225.60/x
  3. Step 3: Cross multiply
    2,893,968.81x = 3,993,916.41 × 1,605,225.60
  4. Step 4: Simplify right side
    2,893,968.81x = 6,411,136,865,592.10
  5. Step 5: Solve for x
    x = 6,411,136,865,592.10/2,893,968.81
  6. Step 6: Final answer
    x = 2,215,344.15

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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.