Home / 1,898,574.57-2,620,039.77-1,027,409.18

Finding the Fourth Proportional to 1,898,574.57, 2,620,039.77 and 1,027,409.18

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Solution

The fourth proportional to 1,898,574.57, 2,620,039.77 and 1,027,409.18 is: 1,417,828.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,574.57 : 2,620,039.77 = 1,027,409.18 : x
  2. Step 2: Convert to fraction form
    1,898,574.57/2,620,039.77 = 1,027,409.18/x
  3. Step 3: Cross multiply
    1,898,574.57x = 2,620,039.77 × 1,027,409.18
  4. Step 4: Simplify right side
    1,898,574.57x = 2,691,852,898,562.89
  5. Step 5: Solve for x
    x = 2,691,852,898,562.89/1,898,574.57
  6. Step 6: Final answer
    x = 1,417,828.38

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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.