Home / 1,173,495.72-1,619,368.02-720,699.24

Finding the Fourth Proportional to 1,173,495.72, 1,619,368.02 and 720,699.24

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Solution

The fourth proportional to 1,173,495.72, 1,619,368.02 and 720,699.24 is: 994,530.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,495.72 : 1,619,368.02 = 720,699.24 : x
  2. Step 2: Convert to fraction form
    1,173,495.72/1,619,368.02 = 720,699.24/x
  3. Step 3: Cross multiply
    1,173,495.72x = 1,619,368.02 × 720,699.24
  4. Step 4: Simplify right side
    1,173,495.72x = 1,167,077,301,294.30
  5. Step 5: Solve for x
    x = 1,167,077,301,294.30/1,173,495.72
  6. Step 6: Final answer
    x = 994,530.51

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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.