Home / 1,615,548.50-2,229,428-880,509.39

Finding the Fourth Proportional to 1,615,548.50, 2,229,428 and 880,509.39

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Solution

The fourth proportional to 1,615,548.50, 2,229,428 and 880,509.39 is: 1,215,087.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,548.50 : 2,229,428 = 880,509.39 : x
  2. Step 2: Convert to fraction form
    1,615,548.50/2,229,428 = 880,509.39/x
  3. Step 3: Cross multiply
    1,615,548.50x = 2,229,428 × 880,509.39
  4. Step 4: Simplify right side
    1,615,548.50x = 1,963,032,288,328.92
  5. Step 5: Solve for x
    x = 1,963,032,288,328.92/1,615,548.50
  6. Step 6: Final answer
    x = 1,215,087.19

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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.