Home / 3,919,030.60-5,407,888.98-2,199,757

Finding the Fourth Proportional to 3,919,030.60, 5,407,888.98 and 2,199,757

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Solution

The fourth proportional to 3,919,030.60, 5,407,888.98 and 2,199,757 is: 3,035,455.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,030.60 : 5,407,888.98 = 2,199,757 : x
  2. Step 2: Convert to fraction form
    3,919,030.60/5,407,888.98 = 2,199,757/x
  3. Step 3: Cross multiply
    3,919,030.60x = 5,407,888.98 × 2,199,757
  4. Step 4: Simplify right side
    3,919,030.60x = 11,896,041,638,977.86
  5. Step 5: Solve for x
    x = 11,896,041,638,977.86/3,919,030.60
  6. Step 6: Final answer
    x = 3,035,455.16

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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.