Home / 2,748,241.15-4,120,430.11-1,210,506.77

Finding the Fourth Proportional to 2,748,241.15, 4,120,430.11 and 1,210,506.77

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Solution

The fourth proportional to 2,748,241.15, 4,120,430.11 and 1,210,506.77 is: 1,814,909.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748,241.15 : 4,120,430.11 = 1,210,506.77 : x
  2. Step 2: Convert to fraction form
    2,748,241.15/4,120,430.11 = 1,210,506.77/x
  3. Step 3: Cross multiply
    2,748,241.15x = 4,120,430.11 × 1,210,506.77
  4. Step 4: Simplify right side
    2,748,241.15x = 4,987,808,543,466.85
  5. Step 5: Solve for x
    x = 4,987,808,543,466.85/2,748,241.15
  6. Step 6: Final answer
    x = 1,814,909.34

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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.