Home / 1,920,511.98-2,650,275.45-1,049,328

Finding the Fourth Proportional to 1,920,511.98, 2,650,275.45 and 1,049,328

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Solution

The fourth proportional to 1,920,511.98, 2,650,275.45 and 1,049,328 is: 1,448,055.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,920,511.98 : 2,650,275.45 = 1,049,328 : x
  2. Step 2: Convert to fraction form
    1,920,511.98/2,650,275.45 = 1,049,328/x
  3. Step 3: Cross multiply
    1,920,511.98x = 2,650,275.45 × 1,049,328
  4. Step 4: Simplify right side
    1,920,511.98x = 2,781,008,237,397.60
  5. Step 5: Solve for x
    x = 2,781,008,237,397.60/1,920,511.98
  6. Step 6: Final answer
    x = 1,448,055.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.