Home / 2,034,975.78-2,808,126.06-1,129,486.50

Finding the Fourth Proportional to 2,034,975.78, 2,808,126.06 and 1,129,486.50

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Solution

The fourth proportional to 2,034,975.78, 2,808,126.06 and 1,129,486.50 is: 1,558,613.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034,975.78 : 2,808,126.06 = 1,129,486.50 : x
  2. Step 2: Convert to fraction form
    2,034,975.78/2,808,126.06 = 1,129,486.50/x
  3. Step 3: Cross multiply
    2,034,975.78x = 2,808,126.06 × 1,129,486.50
  4. Step 4: Simplify right side
    2,034,975.78x = 3,171,740,475,068.19
  5. Step 5: Solve for x
    x = 3,171,740,475,068.19/2,034,975.78
  6. Step 6: Final answer
    x = 1,558,613.38

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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.