Home / 1,207,062.40-1,665,890.94-723,893.35

Finding the Fourth Proportional to 1,207,062.40, 1,665,890.94 and 723,893.35

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Solution

The fourth proportional to 1,207,062.40, 1,665,890.94 and 723,893.35 is: 999,059.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,062.40 : 1,665,890.94 = 723,893.35 : x
  2. Step 2: Convert to fraction form
    1,207,062.40/1,665,890.94 = 723,893.35/x
  3. Step 3: Cross multiply
    1,207,062.40x = 1,665,890.94 × 723,893.35
  4. Step 4: Simplify right side
    1,207,062.40x = 1,205,927,373,291.25
  5. Step 5: Solve for x
    x = 1,205,927,373,291.25/1,207,062.40
  6. Step 6: Final answer
    x = 999,059.68

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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.