Home / 1,158,639.89-1,738,439.45-625,533.93

Finding the Fourth Proportional to 1,158,639.89, 1,738,439.45 and 625,533.93

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Solution

The fourth proportional to 1,158,639.89, 1,738,439.45 and 625,533.93 is: 938,559.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,639.89 : 1,738,439.45 = 625,533.93 : x
  2. Step 2: Convert to fraction form
    1,158,639.89/1,738,439.45 = 625,533.93/x
  3. Step 3: Cross multiply
    1,158,639.89x = 1,738,439.45 × 625,533.93
  4. Step 4: Simplify right side
    1,158,639.89x = 1,087,452,858,097.87
  5. Step 5: Solve for x
    x = 1,087,452,858,097.87/1,158,639.89
  6. Step 6: Final answer
    x = 938,559.83

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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.