Home / 4,021,689.72-5,549,312.88-2,389,492.92

Finding the Fourth Proportional to 4,021,689.72, 5,549,312.88 and 2,389,492.92

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Solution

The fourth proportional to 4,021,689.72, 5,549,312.88 and 2,389,492.92 is: 3,297,132.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021,689.72 : 5,549,312.88 = 2,389,492.92 : x
  2. Step 2: Convert to fraction form
    4,021,689.72/5,549,312.88 = 2,389,492.92/x
  3. Step 3: Cross multiply
    4,021,689.72x = 5,549,312.88 × 2,389,492.92
  4. Step 4: Simplify right side
    4,021,689.72x = 13,260,043,837,624.81
  5. Step 5: Solve for x
    x = 13,260,043,837,624.81/4,021,689.72
  6. Step 6: Final answer
    x = 3,297,132.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.