Home / 1,184,627.50-1,634,785.95-640,763.26

Finding the Fourth Proportional to 1,184,627.50, 1,634,785.95 and 640,763.26

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Solution

The fourth proportional to 1,184,627.50, 1,634,785.95 and 640,763.26 is: 884,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,627.50 : 1,634,785.95 = 640,763.26 : x
  2. Step 2: Convert to fraction form
    1,184,627.50/1,634,785.95 = 640,763.26/x
  3. Step 3: Cross multiply
    1,184,627.50x = 1,634,785.95 × 640,763.26
  4. Step 4: Simplify right side
    1,184,627.50x = 1,047,510,774,724.20
  5. Step 5: Solve for x
    x = 1,047,510,774,724.20/1,184,627.50
  6. Step 6: Final answer
    x = 884,253.30

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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.