Home / 1,134,155.44-1,565,133.65-624,857.81

Finding the Fourth Proportional to 1,134,155.44, 1,565,133.65 and 624,857.81

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Solution

The fourth proportional to 1,134,155.44, 1,565,133.65 and 624,857.81 is: 862,303.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,155.44 : 1,565,133.65 = 624,857.81 : x
  2. Step 2: Convert to fraction form
    1,134,155.44/1,565,133.65 = 624,857.81/x
  3. Step 3: Cross multiply
    1,134,155.44x = 1,565,133.65 × 624,857.81
  4. Step 4: Simplify right side
    1,134,155.44x = 977,985,985,684.85
  5. Step 5: Solve for x
    x = 977,985,985,684.85/1,134,155.44
  6. Step 6: Final answer
    x = 862,303.31

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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.