Home / 1,199,906.54-1,655,897.10-716,381.50

Finding the Fourth Proportional to 1,199,906.54, 1,655,897.10 and 716,381.50

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Solution

The fourth proportional to 1,199,906.54, 1,655,897.10 and 716,381.50 is: 988,622.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,906.54 : 1,655,897.10 = 716,381.50 : x
  2. Step 2: Convert to fraction form
    1,199,906.54/1,655,897.10 = 716,381.50/x
  3. Step 3: Cross multiply
    1,199,906.54x = 1,655,897.10 × 716,381.50
  4. Step 4: Simplify right side
    1,199,906.54x = 1,186,254,048,343.65
  5. Step 5: Solve for x
    x = 1,186,254,048,343.65/1,199,906.54
  6. Step 6: Final answer
    x = 988,622.04

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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.