Home / 1,130,020.75-1,559,440.08-613,784.73

Finding the Fourth Proportional to 1,130,020.75, 1,559,440.08 and 613,784.73

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Solution

The fourth proportional to 1,130,020.75, 1,559,440.08 and 613,784.73 is: 847,029.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,020.75 : 1,559,440.08 = 613,784.73 : x
  2. Step 2: Convert to fraction form
    1,130,020.75/1,559,440.08 = 613,784.73/x
  3. Step 3: Cross multiply
    1,130,020.75x = 1,559,440.08 × 613,784.73
  4. Step 4: Simplify right side
    1,130,020.75x = 957,160,508,453.98
  5. Step 5: Solve for x
    x = 957,160,508,453.98/1,130,020.75
  6. Step 6: Final answer
    x = 847,029.14

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Double scale
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1.5x scale

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.