Home / 1,108,873.02-1,663,488.90-434,588.52

Finding the Fourth Proportional to 1,108,873.02, 1,663,488.90 and 434,588.52

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Solution

The fourth proportional to 1,108,873.02, 1,663,488.90 and 434,588.52 is: 651,953.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,873.02 : 1,663,488.90 = 434,588.52 : x
  2. Step 2: Convert to fraction form
    1,108,873.02/1,663,488.90 = 434,588.52/x
  3. Step 3: Cross multiply
    1,108,873.02x = 1,663,488.90 × 434,588.52
  4. Step 4: Simplify right side
    1,108,873.02x = 722,933,179,087.43
  5. Step 5: Solve for x
    x = 722,933,179,087.43/1,108,873.02
  6. Step 6: Final answer
    x = 651,953.08

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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.