Home / 3,361,772.84-4,639,465.76-1,911,603.24

Finding the Fourth Proportional to 3,361,772.84, 4,639,465.76 and 1,911,603.24

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Solution

The fourth proportional to 3,361,772.84, 4,639,465.76 and 1,911,603.24 is: 2,638,137.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361,772.84 : 4,639,465.76 = 1,911,603.24 : x
  2. Step 2: Convert to fraction form
    3,361,772.84/4,639,465.76 = 1,911,603.24/x
  3. Step 3: Cross multiply
    3,361,772.84x = 4,639,465.76 × 1,911,603.24
  4. Step 4: Simplify right side
    3,361,772.84x = 8,868,817,769,127.05
  5. Step 5: Solve for x
    x = 8,868,817,769,127.05/3,361,772.84
  6. Step 6: Final answer
    x = 2,638,137.14

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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.