Home / 2,875,341.40-4,313,012.10-745,408.60

Finding the Fourth Proportional to 2,875,341.40, 4,313,012.10 and 745,408.60

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Solution

The fourth proportional to 2,875,341.40, 4,313,012.10 and 745,408.60 is: 1,118,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,341.40 : 4,313,012.10 = 745,408.60 : x
  2. Step 2: Convert to fraction form
    2,875,341.40/4,313,012.10 = 745,408.60/x
  3. Step 3: Cross multiply
    2,875,341.40x = 4,313,012.10 × 745,408.60
  4. Step 4: Simplify right side
    2,875,341.40x = 3,214,956,311,244.06
  5. Step 5: Solve for x
    x = 3,214,956,311,244.06/2,875,341.40
  6. Step 6: Final answer
    x = 1,118,112.90

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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.