Home / 1,120,917.23-1,546,899.90-637,551.98

Finding the Fourth Proportional to 1,120,917.23, 1,546,899.90 and 637,551.98

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Solution

The fourth proportional to 1,120,917.23, 1,546,899.90 and 637,551.98 is: 879,841.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,917.23 : 1,546,899.90 = 637,551.98 : x
  2. Step 2: Convert to fraction form
    1,120,917.23/1,546,899.90 = 637,551.98/x
  3. Step 3: Cross multiply
    1,120,917.23x = 1,546,899.90 × 637,551.98
  4. Step 4: Simplify right side
    1,120,917.23x = 986,229,094,106.80
  5. Step 5: Solve for x
    x = 986,229,094,106.80/1,120,917.23
  6. Step 6: Final answer
    x = 879,841.14

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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.