Home / 1,058,077.60-1,587,116.40-560,413.60

Finding the Fourth Proportional to 1,058,077.60, 1,587,116.40 and 560,413.60

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Solution

The fourth proportional to 1,058,077.60, 1,587,116.40 and 560,413.60 is: 840,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,077.60 : 1,587,116.40 = 560,413.60 : x
  2. Step 2: Convert to fraction form
    1,058,077.60/1,587,116.40 = 560,413.60/x
  3. Step 3: Cross multiply
    1,058,077.60x = 1,587,116.40 × 560,413.60
  4. Step 4: Simplify right side
    1,058,077.60x = 889,441,615,343.04
  5. Step 5: Solve for x
    x = 889,441,615,343.04/1,058,077.60
  6. Step 6: Final answer
    x = 840,620.40

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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.