Home / 1,199,756.38-1,799,271.06-630,830.92

Finding the Fourth Proportional to 1,199,756.38, 1,799,271.06 and 630,830.92

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Solution

The fourth proportional to 1,199,756.38, 1,799,271.06 and 630,830.92 is: 946,055.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,756.38 : 1,799,271.06 = 630,830.92 : x
  2. Step 2: Convert to fraction form
    1,199,756.38/1,799,271.06 = 630,830.92/x
  3. Step 3: Cross multiply
    1,199,756.38x = 1,799,271.06 × 630,830.92
  4. Step 4: Simplify right side
    1,199,756.38x = 1,135,035,818,109.18
  5. Step 5: Solve for x
    x = 1,135,035,818,109.18/1,199,756.38
  6. Step 6: Final answer
    x = 946,055.25

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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.