Home / 1,240,388.60-1,858,091.72-565,541.60

Finding the Fourth Proportional to 1,240,388.60, 1,858,091.72 and 565,541.60

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Solution

The fourth proportional to 1,240,388.60, 1,858,091.72 and 565,541.60 is: 847,176.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,388.60 : 1,858,091.72 = 565,541.60 : x
  2. Step 2: Convert to fraction form
    1,240,388.60/1,858,091.72 = 565,541.60/x
  3. Step 3: Cross multiply
    1,240,388.60x = 1,858,091.72 × 565,541.60
  4. Step 4: Simplify right side
    1,240,388.60x = 1,050,828,152,157.39
  5. Step 5: Solve for x
    x = 1,050,828,152,157.39/1,240,388.60
  6. Step 6: Final answer
    x = 847,176.57

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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.