Home / 1,109,253.23-1,530,637.80-625,790.15

Finding the Fourth Proportional to 1,109,253.23, 1,530,637.80 and 625,790.15

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Solution

The fourth proportional to 1,109,253.23, 1,530,637.80 and 625,790.15 is: 863,516.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,253.23 : 1,530,637.80 = 625,790.15 : x
  2. Step 2: Convert to fraction form
    1,109,253.23/1,530,637.80 = 625,790.15/x
  3. Step 3: Cross multiply
    1,109,253.23x = 1,530,637.80 × 625,790.15
  4. Step 4: Simplify right side
    1,109,253.23x = 957,858,058,457.67
  5. Step 5: Solve for x
    x = 957,858,058,457.67/1,109,253.23
  6. Step 6: Final answer
    x = 863,516.13

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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.