Home / 1,020,634.21-1,531,295.43-451,937.71

Finding the Fourth Proportional to 1,020,634.21, 1,531,295.43 and 451,937.71

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Solution

The fourth proportional to 1,020,634.21, 1,531,295.43 and 451,937.71 is: 678,058.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,634.21 : 1,531,295.43 = 451,937.71 : x
  2. Step 2: Convert to fraction form
    1,020,634.21/1,531,295.43 = 451,937.71/x
  3. Step 3: Cross multiply
    1,020,634.21x = 1,531,295.43 × 451,937.71
  4. Step 4: Simplify right side
    1,020,634.21x = 692,050,149,967.67
  5. Step 5: Solve for x
    x = 692,050,149,967.67/1,020,634.21
  6. Step 6: Final answer
    x = 678,058.94

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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.