Home / 1,457,281.65-2,186,406.09-446,413.52

Finding the Fourth Proportional to 1,457,281.65, 2,186,406.09 and 446,413.52

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Solution

The fourth proportional to 1,457,281.65, 2,186,406.09 and 446,413.52 is: 669,768.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,281.65 : 2,186,406.09 = 446,413.52 : x
  2. Step 2: Convert to fraction form
    1,457,281.65/2,186,406.09 = 446,413.52/x
  3. Step 3: Cross multiply
    1,457,281.65x = 2,186,406.09 × 446,413.52
  4. Step 4: Simplify right side
    1,457,281.65x = 976,041,230,134.72
  5. Step 5: Solve for x
    x = 976,041,230,134.72/1,457,281.65
  6. Step 6: Final answer
    x = 669,768.42

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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.