Home / 1,205,304.02-1,807,956.03-939,263.68

Finding the Fourth Proportional to 1,205,304.02, 1,807,956.03 and 939,263.68

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Solution

The fourth proportional to 1,205,304.02, 1,807,956.03 and 939,263.68 is: 1,408,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,304.02 : 1,807,956.03 = 939,263.68 : x
  2. Step 2: Convert to fraction form
    1,205,304.02/1,807,956.03 = 939,263.68/x
  3. Step 3: Cross multiply
    1,205,304.02x = 1,807,956.03 × 939,263.68
  4. Step 4: Simplify right side
    1,205,304.02x = 1,698,147,424,976.21
  5. Step 5: Solve for x
    x = 1,698,147,424,976.21/1,205,304.02
  6. Step 6: Final answer
    x = 1,408,895.52

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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.