Home / 1,141,669.11-1,575,435.78-625,320.03

Finding the Fourth Proportional to 1,141,669.11, 1,575,435.78 and 625,320.03

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Solution

The fourth proportional to 1,141,669.11, 1,575,435.78 and 625,320.03 is: 862,904.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,669.11 : 1,575,435.78 = 625,320.03 : x
  2. Step 2: Convert to fraction form
    1,141,669.11/1,575,435.78 = 625,320.03/x
  3. Step 3: Cross multiply
    1,141,669.11x = 1,575,435.78 × 625,320.03
  4. Step 4: Simplify right side
    1,141,669.11x = 985,151,549,212.67
  5. Step 5: Solve for x
    x = 985,151,549,212.67/1,141,669.11
  6. Step 6: Final answer
    x = 862,904.62

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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.