Home / 1,130,126.63-1,559,602.87-613,880.37

Finding the Fourth Proportional to 1,130,126.63, 1,559,602.87 and 613,880.37

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Solution

The fourth proportional to 1,130,126.63, 1,559,602.87 and 613,880.37 is: 847,170.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,126.63 : 1,559,602.87 = 613,880.37 : x
  2. Step 2: Convert to fraction form
    1,130,126.63/1,559,602.87 = 613,880.37/x
  3. Step 3: Cross multiply
    1,130,126.63x = 1,559,602.87 × 613,880.37
  4. Step 4: Simplify right side
    1,130,126.63x = 957,409,585,353.96
  5. Step 5: Solve for x
    x = 957,409,585,353.96/1,130,126.63
  6. Step 6: Final answer
    x = 847,170.19

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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.