Home / 2,939,889.02-4,057,162.11-2,011,543.94

Finding the Fourth Proportional to 2,939,889.02, 4,057,162.11 and 2,011,543.94

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Solution

The fourth proportional to 2,939,889.02, 4,057,162.11 and 2,011,543.94 is: 2,776,009.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,889.02 : 4,057,162.11 = 2,011,543.94 : x
  2. Step 2: Convert to fraction form
    2,939,889.02/4,057,162.11 = 2,011,543.94/x
  3. Step 3: Cross multiply
    2,939,889.02x = 4,057,162.11 × 2,011,543.94
  4. Step 4: Simplify right side
    2,939,889.02x = 8,161,159,855,968.11
  5. Step 5: Solve for x
    x = 8,161,159,855,968.11/2,939,889.02
  6. Step 6: Final answer
    x = 2,776,009.50

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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.