Home / 2,527,569.78-3,487,194.63-1,439,071.20

Finding the Fourth Proportional to 2,527,569.78, 3,487,194.63 and 1,439,071.20

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Solution

The fourth proportional to 2,527,569.78, 3,487,194.63 and 1,439,071.20 is: 1,985,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527,569.78 : 3,487,194.63 = 1,439,071.20 : x
  2. Step 2: Convert to fraction form
    2,527,569.78/3,487,194.63 = 1,439,071.20/x
  3. Step 3: Cross multiply
    2,527,569.78x = 3,487,194.63 × 1,439,071.20
  4. Step 4: Simplify right side
    2,527,569.78x = 5,018,321,360,827.66
  5. Step 5: Solve for x
    x = 5,018,321,360,827.66/2,527,569.78
  6. Step 6: Final answer
    x = 1,985,433.36

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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.