Home / 1,008,045.58-1,512,068.37-830,752.78

Finding the Fourth Proportional to 1,008,045.58, 1,512,068.37 and 830,752.78

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Solution

The fourth proportional to 1,008,045.58, 1,512,068.37 and 830,752.78 is: 1,246,129.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,045.58 : 1,512,068.37 = 830,752.78 : x
  2. Step 2: Convert to fraction form
    1,008,045.58/1,512,068.37 = 830,752.78/x
  3. Step 3: Cross multiply
    1,008,045.58x = 1,512,068.37 × 830,752.78
  4. Step 4: Simplify right side
    1,008,045.58x = 1,256,154,990,213.46
  5. Step 5: Solve for x
    x = 1,256,154,990,213.46/1,008,045.58
  6. Step 6: Final answer
    x = 1,246,129.16

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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.