Home / 1,173,938.40-1,761,696.72-415,777.14

Finding the Fourth Proportional to 1,173,938.40, 1,761,696.72 and 415,777.14

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Solution

The fourth proportional to 1,173,938.40, 1,761,696.72 and 415,777.14 is: 623,945.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,938.40 : 1,761,696.72 = 415,777.14 : x
  2. Step 2: Convert to fraction form
    1,173,938.40/1,761,696.72 = 415,777.14/x
  3. Step 3: Cross multiply
    1,173,938.40x = 1,761,696.72 × 415,777.14
  4. Step 4: Simplify right side
    1,173,938.40x = 732,473,223,788.98
  5. Step 5: Solve for x
    x = 732,473,223,788.98/1,173,938.40
  6. Step 6: Final answer
    x = 623,945.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.