Home / 1,011,521.34-1,395,996.02-552,705.68

Finding the Fourth Proportional to 1,011,521.34, 1,395,996.02 and 552,705.68

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Solution

The fourth proportional to 1,011,521.34, 1,395,996.02 and 552,705.68 is: 762,786.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,521.34 : 1,395,996.02 = 552,705.68 : x
  2. Step 2: Convert to fraction form
    1,011,521.34/1,395,996.02 = 552,705.68/x
  3. Step 3: Cross multiply
    1,011,521.34x = 1,395,996.02 × 552,705.68
  4. Step 4: Simplify right side
    1,011,521.34x = 771,574,929,511.39
  5. Step 5: Solve for x
    x = 771,574,929,511.39/1,011,521.34
  6. Step 6: Final answer
    x = 762,786.61

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Double scale
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1.5x scale

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.