Home / 1,413,421.76-1,950,501.48-768,847.16

Finding the Fourth Proportional to 1,413,421.76, 1,950,501.48 and 768,847.16

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Solution

The fourth proportional to 1,413,421.76, 1,950,501.48 and 768,847.16 is: 1,060,997.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,421.76 : 1,950,501.48 = 768,847.16 : x
  2. Step 2: Convert to fraction form
    1,413,421.76/1,950,501.48 = 768,847.16/x
  3. Step 3: Cross multiply
    1,413,421.76x = 1,950,501.48 × 768,847.16
  4. Step 4: Simplify right side
    1,413,421.76x = 1,499,637,523,473.80
  5. Step 5: Solve for x
    x = 1,499,637,523,473.80/1,413,421.76
  6. Step 6: Final answer
    x = 1,060,997.90

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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.