Home / 1,020,444.18-1,531,010.72-451,746.82

Finding the Fourth Proportional to 1,020,444.18, 1,531,010.72 and 451,746.82

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Solution

The fourth proportional to 1,020,444.18, 1,531,010.72 and 451,746.82 is: 677,772.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,444.18 : 1,531,010.72 = 451,746.82 : x
  2. Step 2: Convert to fraction form
    1,020,444.18/1,531,010.72 = 451,746.82/x
  3. Step 3: Cross multiply
    1,020,444.18x = 1,531,010.72 × 451,746.82
  4. Step 4: Simplify right side
    1,020,444.18x = 691,629,221,887.18
  5. Step 5: Solve for x
    x = 691,629,221,887.18/1,020,444.18
  6. Step 6: Final answer
    x = 677,772.72

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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.