Home / 3,359,578.87-4,636,612.43-1,909,492.28

Finding the Fourth Proportional to 3,359,578.87, 4,636,612.43 and 1,909,492.28

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Solution

The fourth proportional to 3,359,578.87, 4,636,612.43 and 1,909,492.28 is: 2,635,323.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359,578.87 : 4,636,612.43 = 1,909,492.28 : x
  2. Step 2: Convert to fraction form
    3,359,578.87/4,636,612.43 = 1,909,492.28/x
  3. Step 3: Cross multiply
    3,359,578.87x = 4,636,612.43 × 1,909,492.28
  4. Step 4: Simplify right side
    3,359,578.87x = 8,853,575,632,254.41
  5. Step 5: Solve for x
    x = 8,853,575,632,254.41/3,359,578.87
  6. Step 6: Final answer
    x = 2,635,323.05

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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.