Home / 2,922,931.14-4,385,389.18-1,575,228.78

Finding the Fourth Proportional to 2,922,931.14, 4,385,389.18 and 1,575,228.78

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Solution

The fourth proportional to 2,922,931.14, 4,385,389.18 and 1,575,228.78 is: 2,363,378.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922,931.14 : 4,385,389.18 = 1,575,228.78 : x
  2. Step 2: Convert to fraction form
    2,922,931.14/4,385,389.18 = 1,575,228.78/x
  3. Step 3: Cross multiply
    2,922,931.14x = 4,385,389.18 × 1,575,228.78
  4. Step 4: Simplify right side
    2,922,931.14x = 6,907,991,247,836.60
  5. Step 5: Solve for x
    x = 6,907,991,247,836.60/2,922,931.14
  6. Step 6: Final answer
    x = 2,363,378.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.