Home / 4,772,455.71-7,158,698.27-1,178,223.06

Finding the Fourth Proportional to 4,772,455.71, 7,158,698.27 and 1,178,223.06

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Solution

The fourth proportional to 4,772,455.71, 7,158,698.27 and 1,178,223.06 is: 1,767,338.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772,455.71 : 7,158,698.27 = 1,178,223.06 : x
  2. Step 2: Convert to fraction form
    4,772,455.71/7,158,698.27 = 1,178,223.06/x
  3. Step 3: Cross multiply
    4,772,455.71x = 7,158,698.27 × 1,178,223.06
  4. Step 4: Simplify right side
    4,772,455.71x = 8,434,543,381,296.11
  5. Step 5: Solve for x
    x = 8,434,543,381,296.11/4,772,455.71
  6. Step 6: Final answer
    x = 1,767,338.22

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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.