Home / 1,533,657.69-2,116,456.02-889,459.83

Finding the Fourth Proportional to 1,533,657.69, 2,116,456.02 and 889,459.83

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Solution

The fourth proportional to 1,533,657.69, 2,116,456.02 and 889,459.83 is: 1,227,459.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,657.69 : 2,116,456.02 = 889,459.83 : x
  2. Step 2: Convert to fraction form
    1,533,657.69/2,116,456.02 = 889,459.83/x
  3. Step 3: Cross multiply
    1,533,657.69x = 2,116,456.02 × 889,459.83
  4. Step 4: Simplify right side
    1,533,657.69x = 1,882,502,611,751.68
  5. Step 5: Solve for x
    x = 1,882,502,611,751.68/1,533,657.69
  6. Step 6: Final answer
    x = 1,227,459.44

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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.