Home / 1,300,119.45-1,950,386.94-401,349.93

Finding the Fourth Proportional to 1,300,119.45, 1,950,386.94 and 401,349.93

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Solution

The fourth proportional to 1,300,119.45, 1,950,386.94 and 401,349.93 is: 602,089.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,119.45 : 1,950,386.94 = 401,349.93 : x
  2. Step 2: Convert to fraction form
    1,300,119.45/1,950,386.94 = 401,349.93/x
  3. Step 3: Cross multiply
    1,300,119.45x = 1,950,386.94 × 401,349.93
  4. Step 4: Simplify right side
    1,300,119.45x = 782,787,661,841.91
  5. Step 5: Solve for x
    x = 782,787,661,841.91/1,300,119.45
  6. Step 6: Final answer
    x = 602,089.03

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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.