Home / 1,878,644.05-2,592,533.70-1,019,204.30

Finding the Fourth Proportional to 1,878,644.05, 2,592,533.70 and 1,019,204.30

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Solution

The fourth proportional to 1,878,644.05, 2,592,533.70 and 1,019,204.30 is: 1,406,504.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,644.05 : 2,592,533.70 = 1,019,204.30 : x
  2. Step 2: Convert to fraction form
    1,878,644.05/2,592,533.70 = 1,019,204.30/x
  3. Step 3: Cross multiply
    1,878,644.05x = 2,592,533.70 × 1,019,204.30
  4. Step 4: Simplify right side
    1,878,644.05x = 2,642,321,501,416.24
  5. Step 5: Solve for x
    x = 2,642,321,501,416.24/1,878,644.05
  6. Step 6: Final answer
    x = 1,406,504.60

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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.