Home / 1,600,617.93-2,208,923.51-921,773.13

Finding the Fourth Proportional to 1,600,617.93, 2,208,923.51 and 921,773.13

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Solution

The fourth proportional to 1,600,617.93, 2,208,923.51 and 921,773.13 is: 1,272,087.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,617.93 : 2,208,923.51 = 921,773.13 : x
  2. Step 2: Convert to fraction form
    1,600,617.93/2,208,923.51 = 921,773.13/x
  3. Step 3: Cross multiply
    1,600,617.93x = 2,208,923.51 × 921,773.13
  4. Step 4: Simplify right side
    1,600,617.93x = 2,036,126,333,134.42
  5. Step 5: Solve for x
    x = 2,036,126,333,134.42/1,600,617.93
  6. Step 6: Final answer
    x = 1,272,087.67

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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.