Home / 1,964,101.60-2,948,031.60-1,018,151.20

Finding the Fourth Proportional to 1,964,101.60, 2,948,031.60 and 1,018,151.20

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Solution

The fourth proportional to 1,964,101.60, 2,948,031.60 and 1,018,151.20 is: 1,528,200.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,101.60 : 2,948,031.60 = 1,018,151.20 : x
  2. Step 2: Convert to fraction form
    1,964,101.60/2,948,031.60 = 1,018,151.20/x
  3. Step 3: Cross multiply
    1,964,101.60x = 2,948,031.60 × 1,018,151.20
  4. Step 4: Simplify right side
    1,964,101.60x = 3,001,541,911,177.92
  5. Step 5: Solve for x
    x = 3,001,541,911,177.92/1,964,101.60
  6. Step 6: Final answer
    x = 1,528,200.94

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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.