Home / 1,918,014.65-2,646,847.19-1,058,574.91

Finding the Fourth Proportional to 1,918,014.65, 2,646,847.19 and 1,058,574.91

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Solution

The fourth proportional to 1,918,014.65, 2,646,847.19 and 1,058,574.91 is: 1,460,826.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,014.65 : 2,646,847.19 = 1,058,574.91 : x
  2. Step 2: Convert to fraction form
    1,918,014.65/2,646,847.19 = 1,058,574.91/x
  3. Step 3: Cross multiply
    1,918,014.65x = 2,646,847.19 × 1,058,574.91
  4. Step 4: Simplify right side
    1,918,014.65x = 2,801,886,015,763.64
  5. Step 5: Solve for x
    x = 2,801,886,015,763.64/1,918,014.65
  6. Step 6: Final answer
    x = 1,460,826.18

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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.