Home / 1,174,442.07-1,620,702.50-691,038.53

Finding the Fourth Proportional to 1,174,442.07, 1,620,702.50 and 691,038.53

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Solution

The fourth proportional to 1,174,442.07, 1,620,702.50 and 691,038.53 is: 953,616.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,442.07 : 1,620,702.50 = 691,038.53 : x
  2. Step 2: Convert to fraction form
    1,174,442.07/1,620,702.50 = 691,038.53/x
  3. Step 3: Cross multiply
    1,174,442.07x = 1,620,702.50 × 691,038.53
  4. Step 4: Simplify right side
    1,174,442.07x = 1,119,967,873,167.33
  5. Step 5: Solve for x
    x = 1,119,967,873,167.33/1,174,442.07
  6. Step 6: Final answer
    x = 953,616.96

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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.