Home / 2,943,288.90-4,062,075.48-1,636,671.42

Finding the Fourth Proportional to 2,943,288.90, 4,062,075.48 and 1,636,671.42

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Solution

The fourth proportional to 2,943,288.90, 4,062,075.48 and 1,636,671.42 is: 2,258,793.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943,288.90 : 4,062,075.48 = 1,636,671.42 : x
  2. Step 2: Convert to fraction form
    2,943,288.90/4,062,075.48 = 1,636,671.42/x
  3. Step 3: Cross multiply
    2,943,288.90x = 4,062,075.48 × 1,636,671.42
  4. Step 4: Simplify right side
    2,943,288.90x = 6,648,282,843,998.78
  5. Step 5: Solve for x
    x = 6,648,282,843,998.78/2,943,288.90
  6. Step 6: Final answer
    x = 2,258,793.84

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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.