Home / 1,637,085.54-2,455,513.92-612,220.77

Finding the Fourth Proportional to 1,637,085.54, 2,455,513.92 and 612,220.77

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Solution

The fourth proportional to 1,637,085.54, 2,455,513.92 and 612,220.77 is: 918,288.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,085.54 : 2,455,513.92 = 612,220.77 : x
  2. Step 2: Convert to fraction form
    1,637,085.54/2,455,513.92 = 612,220.77/x
  3. Step 3: Cross multiply
    1,637,085.54x = 2,455,513.92 × 612,220.77
  4. Step 4: Simplify right side
    1,637,085.54x = 1,503,316,622,848.12
  5. Step 5: Solve for x
    x = 1,503,316,622,848.12/1,637,085.54
  6. Step 6: Final answer
    x = 918,288.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.