Home / 1,184,491.30-1,634,592.81-640,627.74

Finding the Fourth Proportional to 1,184,491.30, 1,634,592.81 and 640,627.74

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Solution

The fourth proportional to 1,184,491.30, 1,634,592.81 and 640,627.74 is: 884,063.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,491.30 : 1,634,592.81 = 640,627.74 : x
  2. Step 2: Convert to fraction form
    1,184,491.30/1,634,592.81 = 640,627.74/x
  3. Step 3: Cross multiply
    1,184,491.30x = 1,634,592.81 × 640,627.74
  4. Step 4: Simplify right side
    1,184,491.30x = 1,047,165,497,690.55
  5. Step 5: Solve for x
    x = 1,047,165,497,690.55/1,184,491.30
  6. Step 6: Final answer
    x = 884,063.48

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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.