Home / 1,475,180.71-2,213,164.83-528,647.11

Finding the Fourth Proportional to 1,475,180.71, 2,213,164.83 and 528,647.11

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Solution

The fourth proportional to 1,475,180.71, 2,213,164.83 and 528,647.11 is: 793,111.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,180.71 : 2,213,164.83 = 528,647.11 : x
  2. Step 2: Convert to fraction form
    1,475,180.71/2,213,164.83 = 528,647.11/x
  3. Step 3: Cross multiply
    1,475,180.71x = 2,213,164.83 × 528,647.11
  4. Step 4: Simplify right side
    1,475,180.71x = 1,169,983,185,800.23
  5. Step 5: Solve for x
    x = 1,169,983,185,800.23/1,475,180.71
  6. Step 6: Final answer
    x = 793,111.77

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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.