Home / 1,030,651.90-1,545,986.05-423,283.73

Finding the Fourth Proportional to 1,030,651.90, 1,545,986.05 and 423,283.73

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Solution

The fourth proportional to 1,030,651.90, 1,545,986.05 and 423,283.73 is: 634,928.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,651.90 : 1,545,986.05 = 423,283.73 : x
  2. Step 2: Convert to fraction form
    1,030,651.90/1,545,986.05 = 423,283.73/x
  3. Step 3: Cross multiply
    1,030,651.90x = 1,545,986.05 × 423,283.73
  4. Step 4: Simplify right side
    1,030,651.90x = 654,390,732,983.83
  5. Step 5: Solve for x
    x = 654,390,732,983.83/1,030,651.90
  6. Step 6: Final answer
    x = 634,928.96

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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.