Home / 1,851,574.56-2,777,341.77-1,405,037.76

Finding the Fourth Proportional to 1,851,574.56, 2,777,341.77 and 1,405,037.76

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Solution

The fourth proportional to 1,851,574.56, 2,777,341.77 and 1,405,037.76 is: 2,107,541.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,574.56 : 2,777,341.77 = 1,405,037.76 : x
  2. Step 2: Convert to fraction form
    1,851,574.56/2,777,341.77 = 1,405,037.76/x
  3. Step 3: Cross multiply
    1,851,574.56x = 2,777,341.77 × 1,405,037.76
  4. Step 4: Simplify right side
    1,851,574.56x = 3,902,270,059,275.24
  5. Step 5: Solve for x
    x = 3,902,270,059,275.24/1,851,574.56
  6. Step 6: Final answer
    x = 2,107,541.41

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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.