Home / 1,026,123.80-1,536,852.90-648,210.20

Finding the Fourth Proportional to 1,026,123.80, 1,536,852.90 and 648,210.20

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Solution

The fourth proportional to 1,026,123.80, 1,536,852.90 and 648,210.20 is: 970,841.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,123.80 : 1,536,852.90 = 648,210.20 : x
  2. Step 2: Convert to fraction form
    1,026,123.80/1,536,852.90 = 648,210.20/x
  3. Step 3: Cross multiply
    1,026,123.80x = 1,536,852.90 × 648,210.20
  4. Step 4: Simplify right side
    1,026,123.80x = 996,203,725,679.58
  5. Step 5: Solve for x
    x = 996,203,725,679.58/1,026,123.80
  6. Step 6: Final answer
    x = 970,841.65

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1.5x scale

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.