Home / 1,930,071.90-2,663,818.65-1,070,908.95

Finding the Fourth Proportional to 1,930,071.90, 2,663,818.65 and 1,070,908.95

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Solution

The fourth proportional to 1,930,071.90, 2,663,818.65 and 1,070,908.95 is: 1,478,031.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,071.90 : 2,663,818.65 = 1,070,908.95 : x
  2. Step 2: Convert to fraction form
    1,930,071.90/2,663,818.65 = 1,070,908.95/x
  3. Step 3: Cross multiply
    1,930,071.90x = 2,663,818.65 × 1,070,908.95
  4. Step 4: Simplify right side
    1,930,071.90x = 2,852,707,233,461.92
  5. Step 5: Solve for x
    x = 2,852,707,233,461.92/1,930,071.90
  6. Step 6: Final answer
    x = 1,478,031.59

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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.