Home / 1,676,624.63-2,313,742.25-912,683.93

Finding the Fourth Proportional to 1,676,624.63, 2,313,742.25 and 912,683.93

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Solution

The fourth proportional to 1,676,624.63, 2,313,742.25 and 912,683.93 is: 1,259,503.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,624.63 : 2,313,742.25 = 912,683.93 : x
  2. Step 2: Convert to fraction form
    1,676,624.63/2,313,742.25 = 912,683.93/x
  3. Step 3: Cross multiply
    1,676,624.63x = 2,313,742.25 × 912,683.93
  4. Step 4: Simplify right side
    1,676,624.63x = 2,111,715,360,450.04
  5. Step 5: Solve for x
    x = 2,111,715,360,450.04/1,676,624.63
  6. Step 6: Final answer
    x = 1,259,503.96

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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.