Home / 2,877,511.76-3,970,965.63-1,588,351.81

Finding the Fourth Proportional to 2,877,511.76, 3,970,965.63 and 1,588,351.81

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Solution

The fourth proportional to 2,877,511.76, 3,970,965.63 and 1,588,351.81 is: 2,191,925.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,511.76 : 3,970,965.63 = 1,588,351.81 : x
  2. Step 2: Convert to fraction form
    2,877,511.76/3,970,965.63 = 1,588,351.81/x
  3. Step 3: Cross multiply
    2,877,511.76x = 3,970,965.63 × 1,588,351.81
  4. Step 4: Simplify right side
    2,877,511.76x = 6,307,290,431,463.79
  5. Step 5: Solve for x
    x = 6,307,290,431,463.79/2,877,511.76
  6. Step 6: Final answer
    x = 2,191,925.16

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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.