Home / 3,709,347.40-5,562,638.70-1,312,265.80

Finding the Fourth Proportional to 3,709,347.40, 5,562,638.70 and 1,312,265.80

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Solution

The fourth proportional to 3,709,347.40, 5,562,638.70 and 1,312,265.80 is: 1,967,909.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709,347.40 : 5,562,638.70 = 1,312,265.80 : x
  2. Step 2: Convert to fraction form
    3,709,347.40/5,562,638.70 = 1,312,265.80/x
  3. Step 3: Cross multiply
    3,709,347.40x = 5,562,638.70 × 1,312,265.80
  4. Step 4: Simplify right side
    3,709,347.40x = 7,299,660,523,766.46
  5. Step 5: Solve for x
    x = 7,299,660,523,766.46/3,709,347.40
  6. Step 6: Final answer
    x = 1,967,909.64

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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.