Home / 1,258,366.24-1,736,924.88-856,191.52

Finding the Fourth Proportional to 1,258,366.24, 1,736,924.88 and 856,191.52

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Solution

The fourth proportional to 1,258,366.24, 1,736,924.88 and 856,191.52 is: 1,181,802.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,366.24 : 1,736,924.88 = 856,191.52 : x
  2. Step 2: Convert to fraction form
    1,258,366.24/1,736,924.88 = 856,191.52/x
  3. Step 3: Cross multiply
    1,258,366.24x = 1,736,924.88 × 856,191.52
  4. Step 4: Simplify right side
    1,258,366.24x = 1,487,140,353,133.02
  5. Step 5: Solve for x
    x = 1,487,140,353,133.02/1,258,366.24
  6. Step 6: Final answer
    x = 1,181,802.49

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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.