Home / 1,270,587.43-1,905,476.98-417,462.44

Finding the Fourth Proportional to 1,270,587.43, 1,905,476.98 and 417,462.44

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Solution

The fourth proportional to 1,270,587.43, 1,905,476.98 and 417,462.44 is: 626,060.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,587.43 : 1,905,476.98 = 417,462.44 : x
  2. Step 2: Convert to fraction form
    1,270,587.43/1,905,476.98 = 417,462.44/x
  3. Step 3: Cross multiply
    1,270,587.43x = 1,905,476.98 × 417,462.44
  4. Step 4: Simplify right side
    1,270,587.43x = 795,465,069,434.63
  5. Step 5: Solve for x
    x = 795,465,069,434.63/1,270,587.43
  6. Step 6: Final answer
    x = 626,060.87

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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.