Home / 1,072,865.80-1,609,298.70-575,201.80

Finding the Fourth Proportional to 1,072,865.80, 1,609,298.70 and 575,201.80

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Solution

The fourth proportional to 1,072,865.80, 1,609,298.70 and 575,201.80 is: 862,802.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,865.80 : 1,609,298.70 = 575,201.80 : x
  2. Step 2: Convert to fraction form
    1,072,865.80/1,609,298.70 = 575,201.80/x
  3. Step 3: Cross multiply
    1,072,865.80x = 1,609,298.70 × 575,201.80
  4. Step 4: Simplify right side
    1,072,865.80x = 925,671,508,977.66
  5. Step 5: Solve for x
    x = 925,671,508,977.66/1,072,865.80
  6. Step 6: Final answer
    x = 862,802.70

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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.