Home / 1,668,683.49-2,500,449.07-1,126,816.17

Finding the Fourth Proportional to 1,668,683.49, 2,500,449.07 and 1,126,816.17

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Solution

The fourth proportional to 1,668,683.49, 2,500,449.07 and 1,126,816.17 is: 1,688,484.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,683.49 : 2,500,449.07 = 1,126,816.17 : x
  2. Step 2: Convert to fraction form
    1,668,683.49/2,500,449.07 = 1,126,816.17/x
  3. Step 3: Cross multiply
    1,668,683.49x = 2,500,449.07 × 1,126,816.17
  4. Step 4: Simplify right side
    1,668,683.49x = 2,817,546,444,337.46
  5. Step 5: Solve for x
    x = 2,817,546,444,337.46/1,668,683.49
  6. Step 6: Final answer
    x = 1,688,484.64

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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.