Home / 2,186,641.51-3,280,909.49-1,174,582.57

Finding the Fourth Proportional to 2,186,641.51, 3,280,909.49 and 1,174,582.57

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Solution

The fourth proportional to 2,186,641.51, 3,280,909.49 and 1,174,582.57 is: 1,762,382.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,641.51 : 3,280,909.49 = 1,174,582.57 : x
  2. Step 2: Convert to fraction form
    2,186,641.51/3,280,909.49 = 1,174,582.57/x
  3. Step 3: Cross multiply
    2,186,641.51x = 3,280,909.49 × 1,174,582.57
  4. Step 4: Simplify right side
    2,186,641.51x = 3,853,699,100,701.59
  5. Step 5: Solve for x
    x = 3,853,699,100,701.59/2,186,641.51
  6. Step 6: Final answer
    x = 1,762,382.67

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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.