Home / 1,971,322.57-2,957,149.77-623,455.17

Finding the Fourth Proportional to 1,971,322.57, 2,957,149.77 and 623,455.17

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Solution

The fourth proportional to 1,971,322.57, 2,957,149.77 and 623,455.17 is: 935,235.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,322.57 : 2,957,149.77 = 623,455.17 : x
  2. Step 2: Convert to fraction form
    1,971,322.57/2,957,149.77 = 623,455.17/x
  3. Step 3: Cross multiply
    1,971,322.57x = 2,957,149.77 × 623,455.17
  4. Step 4: Simplify right side
    1,971,322.57x = 1,843,650,312,570.81
  5. Step 5: Solve for x
    x = 1,843,650,312,570.81/1,971,322.57
  6. Step 6: Final answer
    x = 935,235.23

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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.