Home / 1,293,946.60-1,941,179.10-1,085,031.40

Finding the Fourth Proportional to 1,293,946.60, 1,941,179.10 and 1,085,031.40

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Solution

The fourth proportional to 1,293,946.60, 1,941,179.10 and 1,085,031.40 is: 1,627,764.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,946.60 : 1,941,179.10 = 1,085,031.40 : x
  2. Step 2: Convert to fraction form
    1,293,946.60/1,941,179.10 = 1,085,031.40/x
  3. Step 3: Cross multiply
    1,293,946.60x = 1,941,179.10 × 1,085,031.40
  4. Step 4: Simplify right side
    1,293,946.60x = 2,106,240,276,523.74
  5. Step 5: Solve for x
    x = 2,106,240,276,523.74/1,293,946.60
  6. Step 6: Final answer
    x = 1,627,764.45

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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.