Home / 1,410,543.95-1,946,557.85-765,964.15

Finding the Fourth Proportional to 1,410,543.95, 1,946,557.85 and 765,964.15

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Solution

The fourth proportional to 1,410,543.95, 1,946,557.85 and 765,964.15 is: 1,057,034.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,543.95 : 1,946,557.85 = 765,964.15 : x
  2. Step 2: Convert to fraction form
    1,410,543.95/1,946,557.85 = 765,964.15/x
  3. Step 3: Cross multiply
    1,410,543.95x = 1,946,557.85 × 765,964.15
  4. Step 4: Simplify right side
    1,410,543.95x = 1,490,993,529,001.08
  5. Step 5: Solve for x
    x = 1,490,993,529,001.08/1,410,543.95
  6. Step 6: Final answer
    x = 1,057,034.44

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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.