Home / 2,868,271.57-3,958,064.50-1,578,860.11

Finding the Fourth Proportional to 2,868,271.57, 3,958,064.50 and 1,578,860.11

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Solution

The fourth proportional to 2,868,271.57, 3,958,064.50 and 1,578,860.11 is: 2,178,744.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,271.57 : 3,958,064.50 = 1,578,860.11 : x
  2. Step 2: Convert to fraction form
    2,868,271.57/3,958,064.50 = 1,578,860.11/x
  3. Step 3: Cross multiply
    2,868,271.57x = 3,958,064.50 × 1,578,860.11
  4. Step 4: Simplify right side
    2,868,271.57x = 6,249,230,155,804.25
  5. Step 5: Solve for x
    x = 6,249,230,155,804.25/2,868,271.57
  6. Step 6: Final answer
    x = 2,178,744.24

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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.