Home / 5,478,643.83-8,219,086.59-1,883,943.92

Finding the Fourth Proportional to 5,478,643.83, 8,219,086.59 and 1,883,943.92

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Solution

The fourth proportional to 5,478,643.83, 8,219,086.59 and 1,883,943.92 is: 2,826,301.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478,643.83 : 8,219,086.59 = 1,883,943.92 : x
  2. Step 2: Convert to fraction form
    5,478,643.83/8,219,086.59 = 1,883,943.92/x
  3. Step 3: Cross multiply
    5,478,643.83x = 8,219,086.59 × 1,883,943.92
  4. Step 4: Simplify right side
    5,478,643.83x = 15,484,298,168,088.60
  5. Step 5: Solve for x
    x = 15,484,298,168,088.60/5,478,643.83
  6. Step 6: Final answer
    x = 2,826,301.30

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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.