Home / 4,986,828.19-7,480,666.59-1,574,201.80

Finding the Fourth Proportional to 4,986,828.19, 7,480,666.59 and 1,574,201.80

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Solution

The fourth proportional to 4,986,828.19, 7,480,666.59 and 1,574,201.80 is: 2,361,436.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986,828.19 : 7,480,666.59 = 1,574,201.80 : x
  2. Step 2: Convert to fraction form
    4,986,828.19/7,480,666.59 = 1,574,201.80/x
  3. Step 3: Cross multiply
    4,986,828.19x = 7,480,666.59 × 1,574,201.80
  4. Step 4: Simplify right side
    4,986,828.19x = 11,776,078,811,177.86
  5. Step 5: Solve for x
    x = 11,776,078,811,177.86/4,986,828.19
  6. Step 6: Final answer
    x = 2,361,436.64

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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.