Home / 1,964,611.20-2,946,916.80-1,950,614.40

Finding the Fourth Proportional to 1,964,611.20, 2,946,916.80 and 1,950,614.40

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Solution

The fourth proportional to 1,964,611.20, 2,946,916.80 and 1,950,614.40 is: 2,925,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,611.20 : 2,946,916.80 = 1,950,614.40 : x
  2. Step 2: Convert to fraction form
    1,964,611.20/2,946,916.80 = 1,950,614.40/x
  3. Step 3: Cross multiply
    1,964,611.20x = 2,946,916.80 × 1,950,614.40
  4. Step 4: Simplify right side
    1,964,611.20x = 5,748,298,345,681.92
  5. Step 5: Solve for x
    x = 5,748,298,345,681.92/1,964,611.20
  6. Step 6: Final answer
    x = 2,925,921.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.