Home / 1,685,837.00-2,326,454.06-921,890.57

Finding the Fourth Proportional to 1,685,837.00, 2,326,454.06 and 921,890.57

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Solution

The fourth proportional to 1,685,837.00, 2,326,454.06 and 921,890.57 is: 1,272,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,837.00 : 2,326,454.06 = 921,890.57 : x
  2. Step 2: Convert to fraction form
    1,685,837.00/2,326,454.06 = 921,890.57/x
  3. Step 3: Cross multiply
    1,685,837.00x = 2,326,454.06 × 921,890.57
  4. Step 4: Simplify right side
    1,685,837.00x = 2,144,736,043,210.49
  5. Step 5: Solve for x
    x = 2,144,736,043,210.49/1,685,837.00
  6. Step 6: Final answer
    x = 1,272,208.43

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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.