Home / 1,199,333.92-1,655,078-683,087.72

Finding the Fourth Proportional to 1,199,333.92, 1,655,078 and 683,087.72

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Solution

The fourth proportional to 1,199,333.92, 1,655,078 and 683,087.72 is: 942,659.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,333.92 : 1,655,078 = 683,087.72 : x
  2. Step 2: Convert to fraction form
    1,199,333.92/1,655,078 = 683,087.72/x
  3. Step 3: Cross multiply
    1,199,333.92x = 1,655,078 × 683,087.72
  4. Step 4: Simplify right side
    1,199,333.92x = 1,130,563,457,442.16
  5. Step 5: Solve for x
    x = 1,130,563,457,442.16/1,199,333.92
  6. Step 6: Final answer
    x = 942,659.45

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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.