Home / 1,778,933.84-2,665,052.52-879,322.52

Finding the Fourth Proportional to 1,778,933.84, 2,665,052.52 and 879,322.52

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Solution

The fourth proportional to 1,778,933.84, 2,665,052.52 and 879,322.52 is: 1,317,328.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,933.84 : 2,665,052.52 = 879,322.52 : x
  2. Step 2: Convert to fraction form
    1,778,933.84/2,665,052.52 = 879,322.52/x
  3. Step 3: Cross multiply
    1,778,933.84x = 2,665,052.52 × 879,322.52
  4. Step 4: Simplify right side
    1,778,933.84x = 2,343,440,697,818.75
  5. Step 5: Solve for x
    x = 2,343,440,697,818.75/1,778,933.84
  6. Step 6: Final answer
    x = 1,317,328.75

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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.