Home / 1,135,495.74-1,566,931.36-651,720.38

Finding the Fourth Proportional to 1,135,495.74, 1,566,931.36 and 651,720.38

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Solution

The fourth proportional to 1,135,495.74, 1,566,931.36 and 651,720.38 is: 899,343.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,495.74 : 1,566,931.36 = 651,720.38 : x
  2. Step 2: Convert to fraction form
    1,135,495.74/1,566,931.36 = 651,720.38/x
  3. Step 3: Cross multiply
    1,135,495.74x = 1,566,931.36 × 651,720.38
  4. Step 4: Simplify right side
    1,135,495.74x = 1,021,201,101,373.12
  5. Step 5: Solve for x
    x = 1,021,201,101,373.12/1,135,495.74
  6. Step 6: Final answer
    x = 899,343.84

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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.