Home / 1,384,534.42-2,076,117.48-424,760.36

Finding the Fourth Proportional to 1,384,534.42, 2,076,117.48 and 424,760.36

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Solution

The fourth proportional to 1,384,534.42, 2,076,117.48 and 424,760.36 is: 636,930.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,534.42 : 2,076,117.48 = 424,760.36 : x
  2. Step 2: Convert to fraction form
    1,384,534.42/2,076,117.48 = 424,760.36/x
  3. Step 3: Cross multiply
    1,384,534.42x = 2,076,117.48 × 424,760.36
  4. Step 4: Simplify right side
    1,384,534.42x = 881,852,397,826.51
  5. Step 5: Solve for x
    x = 881,852,397,826.51/1,384,534.42
  6. Step 6: Final answer
    x = 636,930.64

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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.