Home / 1,083,621.28-1,495,413.18-624,727.96

Finding the Fourth Proportional to 1,083,621.28, 1,495,413.18 and 624,727.96

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Solution

The fourth proportional to 1,083,621.28, 1,495,413.18 and 624,727.96 is: 862,133.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,621.28 : 1,495,413.18 = 624,727.96 : x
  2. Step 2: Convert to fraction form
    1,083,621.28/1,495,413.18 = 624,727.96/x
  3. Step 3: Cross multiply
    1,083,621.28x = 1,495,413.18 × 624,727.96
  4. Step 4: Simplify right side
    1,083,621.28x = 934,226,425,298.51
  5. Step 5: Solve for x
    x = 934,226,425,298.51/1,083,621.28
  6. Step 6: Final answer
    x = 862,133.70

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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.