Home / 1,188,703.60-1,783,327.38-514,897.08

Finding the Fourth Proportional to 1,188,703.60, 1,783,327.38 and 514,897.08

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Solution

The fourth proportional to 1,188,703.60, 1,783,327.38 and 514,897.08 is: 772,463.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,703.60 : 1,783,327.38 = 514,897.08 : x
  2. Step 2: Convert to fraction form
    1,188,703.60/1,783,327.38 = 514,897.08/x
  3. Step 3: Cross multiply
    1,188,703.60x = 1,783,327.38 × 514,897.08
  4. Step 4: Simplify right side
    1,188,703.60x = 918,230,060,646.05
  5. Step 5: Solve for x
    x = 918,230,060,646.05/1,188,703.60
  6. Step 6: Final answer
    x = 772,463.43

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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.