Home / 1,020,767.52-1,531,494.72-452,069.76

Finding the Fourth Proportional to 1,020,767.52, 1,531,494.72 and 452,069.76

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Solution

The fourth proportional to 1,020,767.52, 1,531,494.72 and 452,069.76 is: 678,256.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,767.52 : 1,531,494.72 = 452,069.76 : x
  2. Step 2: Convert to fraction form
    1,020,767.52/1,531,494.72 = 452,069.76/x
  3. Step 3: Cross multiply
    1,020,767.52x = 1,531,494.72 × 452,069.76
  4. Step 4: Simplify right side
    1,020,767.52x = 692,342,450,511.67
  5. Step 5: Solve for x
    x = 692,342,450,511.67/1,020,767.52
  6. Step 6: Final answer
    x = 678,256.74

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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.