Home / 5,051,975.67-7,578,473.81-1,640,119.59

Finding the Fourth Proportional to 5,051,975.67, 7,578,473.81 and 1,640,119.59

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Solution

The fourth proportional to 5,051,975.67, 7,578,473.81 and 1,640,119.59 is: 2,460,345.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051,975.67 : 7,578,473.81 = 1,640,119.59 : x
  2. Step 2: Convert to fraction form
    5,051,975.67/7,578,473.81 = 1,640,119.59/x
  3. Step 3: Cross multiply
    5,051,975.67x = 7,578,473.81 × 1,640,119.59
  4. Step 4: Simplify right side
    5,051,975.67x = 12,429,603,349,882.34
  5. Step 5: Solve for x
    x = 12,429,603,349,882.34/5,051,975.67
  6. Step 6: Final answer
    x = 2,460,345.05

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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.