Home / 1,054,087.68-1,454,639.20-570,652.64

Finding the Fourth Proportional to 1,054,087.68, 1,454,639.20 and 570,652.64

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Solution

The fourth proportional to 1,054,087.68, 1,454,639.20 and 570,652.64 is: 787,499.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,087.68 : 1,454,639.20 = 570,652.64 : x
  2. Step 2: Convert to fraction form
    1,054,087.68/1,454,639.20 = 570,652.64/x
  3. Step 3: Cross multiply
    1,054,087.68x = 1,454,639.20 × 570,652.64
  4. Step 4: Simplify right side
    1,054,087.68x = 830,093,699,727.49
  5. Step 5: Solve for x
    x = 830,093,699,727.49/1,054,087.68
  6. Step 6: Final answer
    x = 787,499.67

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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.