Home / 1,685,526.29-2,326,026.28-921,579.85

Finding the Fourth Proportional to 1,685,526.29, 2,326,026.28 and 921,579.85

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Solution

The fourth proportional to 1,685,526.29, 2,326,026.28 and 921,579.85 is: 1,271,780.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,526.29 : 2,326,026.28 = 921,579.85 : x
  2. Step 2: Convert to fraction form
    1,685,526.29/2,326,026.28 = 921,579.85/x
  3. Step 3: Cross multiply
    1,685,526.29x = 2,326,026.28 × 921,579.85
  4. Step 4: Simplify right side
    1,685,526.29x = 2,143,618,942,099.44
  5. Step 5: Solve for x
    x = 2,143,618,942,099.44/1,685,526.29
  6. Step 6: Final answer
    x = 1,271,780.19

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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.