Home / 5,478,643.08-8,219,085.46-1,883,943.17

Finding the Fourth Proportional to 5,478,643.08, 8,219,085.46 and 1,883,943.17

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Solution

The fourth proportional to 5,478,643.08, 8,219,085.46 and 1,883,943.17 is: 2,826,300.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478,643.08 : 8,219,085.46 = 1,883,943.17 : x
  2. Step 2: Convert to fraction form
    5,478,643.08/8,219,085.46 = 1,883,943.17/x
  3. Step 3: Cross multiply
    5,478,643.08x = 8,219,085.46 × 1,883,943.17
  4. Step 4: Simplify right side
    5,478,643.08x = 15,484,289,870,208.02
  5. Step 5: Solve for x
    x = 15,484,289,870,208.02/5,478,643.08
  6. Step 6: Final answer
    x = 2,826,300.17

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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.