Home / 2,400,743.14-3,312,978.98-1,313,011.35

Finding the Fourth Proportional to 2,400,743.14, 3,312,978.98 and 1,313,011.35

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Solution

The fourth proportional to 2,400,743.14, 3,312,978.98 and 1,313,011.35 is: 1,811,930.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400,743.14 : 3,312,978.98 = 1,313,011.35 : x
  2. Step 2: Convert to fraction form
    2,400,743.14/3,312,978.98 = 1,313,011.35/x
  3. Step 3: Cross multiply
    2,400,743.14x = 3,312,978.98 × 1,313,011.35
  4. Step 4: Simplify right side
    2,400,743.14x = 4,349,978,996,486.37
  5. Step 5: Solve for x
    x = 4,349,978,996,486.37/2,400,743.14
  6. Step 6: Final answer
    x = 1,811,930.20

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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.