Home / 1,007,112.40-1,507,558.20-585,134.80

Finding the Fourth Proportional to 1,007,112.40, 1,507,558.20 and 585,134.80

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Solution

The fourth proportional to 1,007,112.40, 1,507,558.20 and 585,134.80 is: 875,895.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,112.40 : 1,507,558.20 = 585,134.80 : x
  2. Step 2: Convert to fraction form
    1,007,112.40/1,507,558.20 = 585,134.80/x
  3. Step 3: Cross multiply
    1,007,112.40x = 1,507,558.20 × 585,134.80
  4. Step 4: Simplify right side
    1,007,112.40x = 882,124,765,845.36
  5. Step 5: Solve for x
    x = 882,124,765,845.36/1,007,112.40
  6. Step 6: Final answer
    x = 875,895.05

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Double scale
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1.5x scale

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.