Home / 1,054,413.20-1,455,097.13-570,978.36

Finding the Fourth Proportional to 1,054,413.20, 1,455,097.13 and 570,978.36

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Solution

The fourth proportional to 1,054,413.20, 1,455,097.13 and 570,978.36 is: 787,953.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,413.20 : 1,455,097.13 = 570,978.36 : x
  2. Step 2: Convert to fraction form
    1,054,413.20/1,455,097.13 = 570,978.36/x
  3. Step 3: Cross multiply
    1,054,413.20x = 1,455,097.13 × 570,978.36
  4. Step 4: Simplify right side
    1,054,413.20x = 830,828,970,073.22
  5. Step 5: Solve for x
    x = 830,828,970,073.22/1,054,413.20
  6. Step 6: Final answer
    x = 787,953.88

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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.