Home / 1,934,978.56-2,669,341.44-1,666,240

Finding the Fourth Proportional to 1,934,978.56, 2,669,341.44 and 1,666,240

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Solution

The fourth proportional to 1,934,978.56, 2,669,341.44 and 1,666,240 is: 2,298,611.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934,978.56 : 2,669,341.44 = 1,666,240 : x
  2. Step 2: Convert to fraction form
    1,934,978.56/2,669,341.44 = 1,666,240/x
  3. Step 3: Cross multiply
    1,934,978.56x = 2,669,341.44 × 1,666,240
  4. Step 4: Simplify right side
    1,934,978.56x = 4,447,763,480,985.60
  5. Step 5: Solve for x
    x = 4,447,763,480,985.60/1,934,978.56
  6. Step 6: Final answer
    x = 2,298,611.25

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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.