Home / 1,151,795.15-1,590,052.76-716,352.87

Finding the Fourth Proportional to 1,151,795.15, 1,590,052.76 and 716,352.87

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Solution

The fourth proportional to 1,151,795.15, 1,590,052.76 and 716,352.87 is: 988,924.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,795.15 : 1,590,052.76 = 716,352.87 : x
  2. Step 2: Convert to fraction form
    1,151,795.15/1,590,052.76 = 716,352.87/x
  3. Step 3: Cross multiply
    1,151,795.15x = 1,590,052.76 × 716,352.87
  4. Step 4: Simplify right side
    1,151,795.15x = 1,139,038,858,077.42
  5. Step 5: Solve for x
    x = 1,139,038,858,077.42/1,151,795.15
  6. Step 6: Final answer
    x = 988,924.86

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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.