Home / 4,187,790.15-6,276,254.31-1,880,579.65

Finding the Fourth Proportional to 4,187,790.15, 6,276,254.31 and 1,880,579.65

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Solution

The fourth proportional to 4,187,790.15, 6,276,254.31 and 1,880,579.65 is: 2,818,430.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187,790.15 : 6,276,254.31 = 1,880,579.65 : x
  2. Step 2: Convert to fraction form
    4,187,790.15/6,276,254.31 = 1,880,579.65/x
  3. Step 3: Cross multiply
    4,187,790.15x = 6,276,254.31 × 1,880,579.65
  4. Step 4: Simplify right side
    4,187,790.15x = 11,802,996,133,610.79
  5. Step 5: Solve for x
    x = 11,802,996,133,610.79/4,187,790.15
  6. Step 6: Final answer
    x = 2,818,430.65

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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.