Home / 1,091,413.66-1,506,196.22-607,978.67

Finding the Fourth Proportional to 1,091,413.66, 1,506,196.22 and 607,978.67

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Solution

The fourth proportional to 1,091,413.66, 1,506,196.22 and 607,978.67 is: 839,035.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,413.66 : 1,506,196.22 = 607,978.67 : x
  2. Step 2: Convert to fraction form
    1,091,413.66/1,506,196.22 = 607,978.67/x
  3. Step 3: Cross multiply
    1,091,413.66x = 1,506,196.22 × 607,978.67
  4. Step 4: Simplify right side
    1,091,413.66x = 915,735,174,594.63
  5. Step 5: Solve for x
    x = 915,735,174,594.63/1,091,413.66
  6. Step 6: Final answer
    x = 839,035.84

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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.