Home / 2,390,459.35-3,586,388.49-771,196.96

Finding the Fourth Proportional to 2,390,459.35, 3,586,388.49 and 771,196.96

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Solution

The fourth proportional to 2,390,459.35, 3,586,388.49 and 771,196.96 is: 1,157,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,459.35 : 3,586,388.49 = 771,196.96 : x
  2. Step 2: Convert to fraction form
    2,390,459.35/3,586,388.49 = 771,196.96/x
  3. Step 3: Cross multiply
    2,390,459.35x = 3,586,388.49 × 771,196.96
  4. Step 4: Simplify right side
    2,390,459.35x = 2,765,811,900,866.99
  5. Step 5: Solve for x
    x = 2,765,811,900,866.99/2,390,459.35
  6. Step 6: Final answer
    x = 1,157,021.10

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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.