Home / 1,162,858.68-1,604,665.08-653,637.60

Finding the Fourth Proportional to 1,162,858.68, 1,604,665.08 and 653,637.60

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Solution

The fourth proportional to 1,162,858.68, 1,604,665.08 and 653,637.60 is: 901,974.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,858.68 : 1,604,665.08 = 653,637.60 : x
  2. Step 2: Convert to fraction form
    1,162,858.68/1,604,665.08 = 653,637.60/x
  3. Step 3: Cross multiply
    1,162,858.68x = 1,604,665.08 × 653,637.60
  4. Step 4: Simplify right side
    1,162,858.68x = 1,048,869,431,695.01
  5. Step 5: Solve for x
    x = 1,048,869,431,695.01/1,162,858.68
  6. Step 6: Final answer
    x = 901,974.98

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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.