Home / 1,536,532.64-2,120,402.94-892,012.76

Finding the Fourth Proportional to 1,536,532.64, 2,120,402.94 and 892,012.76

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Solution

The fourth proportional to 1,536,532.64, 2,120,402.94 and 892,012.76 is: 1,230,970.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,532.64 : 2,120,402.94 = 892,012.76 : x
  2. Step 2: Convert to fraction form
    1,536,532.64/2,120,402.94 = 892,012.76/x
  3. Step 3: Cross multiply
    1,536,532.64x = 2,120,402.94 × 892,012.76
  4. Step 4: Simplify right side
    1,536,532.64x = 1,891,426,478,821.51
  5. Step 5: Solve for x
    x = 1,891,426,478,821.51/1,536,532.64
  6. Step 6: Final answer
    x = 1,230,970.58

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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.