Home / 1,421,957.58-2,132,938.53-569,413.14

Finding the Fourth Proportional to 1,421,957.58, 2,132,938.53 and 569,413.14

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Solution

The fourth proportional to 1,421,957.58, 2,132,938.53 and 569,413.14 is: 854,120.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,957.58 : 2,132,938.53 = 569,413.14 : x
  2. Step 2: Convert to fraction form
    1,421,957.58/2,132,938.53 = 569,413.14/x
  3. Step 3: Cross multiply
    1,421,957.58x = 2,132,938.53 × 569,413.14
  4. Step 4: Simplify right side
    1,421,957.58x = 1,214,523,225,794.28
  5. Step 5: Solve for x
    x = 1,214,523,225,794.28/1,421,957.58
  6. Step 6: Final answer
    x = 854,120.57

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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.