Home / 1,199,738.50-1,655,658.80-716,345.89

Finding the Fourth Proportional to 1,199,738.50, 1,655,658.80 and 716,345.89

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Solution

The fourth proportional to 1,199,738.50, 1,655,658.80 and 716,345.89 is: 988,569.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,738.50 : 1,655,658.80 = 716,345.89 : x
  2. Step 2: Convert to fraction form
    1,199,738.50/1,655,658.80 = 716,345.89/x
  3. Step 3: Cross multiply
    1,199,738.50x = 1,655,658.80 × 716,345.89
  4. Step 4: Simplify right side
    1,199,738.50x = 1,186,024,374,274.05
  5. Step 5: Solve for x
    x = 1,186,024,374,274.05/1,199,738.50
  6. Step 6: Final answer
    x = 988,569.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.