Home / 1,184,830.02-1,635,057.81-640,963.62

Finding the Fourth Proportional to 1,184,830.02, 1,635,057.81 and 640,963.62

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Solution

The fourth proportional to 1,184,830.02, 1,635,057.81 and 640,963.62 is: 884,525.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,830.02 : 1,635,057.81 = 640,963.62 : x
  2. Step 2: Convert to fraction form
    1,184,830.02/1,635,057.81 = 640,963.62/x
  3. Step 3: Cross multiply
    1,184,830.02x = 1,635,057.81 × 640,963.62
  4. Step 4: Simplify right side
    1,184,830.02x = 1,048,012,572,806.87
  5. Step 5: Solve for x
    x = 1,048,012,572,806.87/1,184,830.02
  6. Step 6: Final answer
    x = 884,525.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.