Home / 1,153,567.05-1,729,413.81-480,152.43

Finding the Fourth Proportional to 1,153,567.05, 1,729,413.81 and 480,152.43

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Solution

The fourth proportional to 1,153,567.05, 1,729,413.81 and 480,152.43 is: 719,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,567.05 : 1,729,413.81 = 480,152.43 : x
  2. Step 2: Convert to fraction form
    1,153,567.05/1,729,413.81 = 480,152.43/x
  3. Step 3: Cross multiply
    1,153,567.05x = 1,729,413.81 × 480,152.43
  4. Step 4: Simplify right side
    1,153,567.05x = 830,382,243,347.06
  5. Step 5: Solve for x
    x = 830,382,243,347.06/1,153,567.05
  6. Step 6: Final answer
    x = 719,838.73

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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.