Home / 1,663,119.81-2,494,298.31-465,126.77

Finding the Fourth Proportional to 1,663,119.81, 2,494,298.31 and 465,126.77

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Solution

The fourth proportional to 1,663,119.81, 2,494,298.31 and 465,126.77 is: 697,583.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,119.81 : 2,494,298.31 = 465,126.77 : x
  2. Step 2: Convert to fraction form
    1,663,119.81/2,494,298.31 = 465,126.77/x
  3. Step 3: Cross multiply
    1,663,119.81x = 2,494,298.31 × 465,126.77
  4. Step 4: Simplify right side
    1,663,119.81x = 1,160,164,916,346.76
  5. Step 5: Solve for x
    x = 1,160,164,916,346.76/1,663,119.81
  6. Step 6: Final answer
    x = 697,583.49

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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.