Home / 1,709,023.39-2,358,742.28-984,290.69

Finding the Fourth Proportional to 1,709,023.39, 2,358,742.28 and 984,290.69

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Solution

The fourth proportional to 1,709,023.39, 2,358,742.28 and 984,290.69 is: 1,358,488.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,023.39 : 2,358,742.28 = 984,290.69 : x
  2. Step 2: Convert to fraction form
    1,709,023.39/2,358,742.28 = 984,290.69/x
  3. Step 3: Cross multiply
    1,709,023.39x = 2,358,742.28 × 984,290.69
  4. Step 4: Simplify right side
    1,709,023.39x = 2,321,688,054,020.85
  5. Step 5: Solve for x
    x = 2,321,688,054,020.85/1,709,023.39
  6. Step 6: Final answer
    x = 1,358,488.17

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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.