Home / 1,296,402.40-1,945,186.80-586,064.80

Finding the Fourth Proportional to 1,296,402.40, 1,945,186.80 and 586,064.80

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Solution

The fourth proportional to 1,296,402.40, 1,945,186.80 and 586,064.80 is: 879,360.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,402.40 : 1,945,186.80 = 586,064.80 : x
  2. Step 2: Convert to fraction form
    1,296,402.40/1,945,186.80 = 586,064.80/x
  3. Step 3: Cross multiply
    1,296,402.40x = 1,945,186.80 × 586,064.80
  4. Step 4: Simplify right side
    1,296,402.40x = 1,140,005,512,904.64
  5. Step 5: Solve for x
    x = 1,140,005,512,904.64/1,296,402.40
  6. Step 6: Final answer
    x = 879,360.85

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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.