Home / 1,925,020.80-2,886,970.56-577,129.60

Finding the Fourth Proportional to 1,925,020.80, 2,886,970.56 and 577,129.60

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Solution

The fourth proportional to 1,925,020.80, 2,886,970.56 and 577,129.60 is: 865,526.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,020.80 : 2,886,970.56 = 577,129.60 : x
  2. Step 2: Convert to fraction form
    1,925,020.80/2,886,970.56 = 577,129.60/x
  3. Step 3: Cross multiply
    1,925,020.80x = 2,886,970.56 × 577,129.60
  4. Step 4: Simplify right side
    1,925,020.80x = 1,666,156,164,504.58
  5. Step 5: Solve for x
    x = 1,666,156,164,504.58/1,925,020.80
  6. Step 6: Final answer
    x = 865,526.32

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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.