Home / 3,071,688.32-4,239,773-1,782,943.90

Finding the Fourth Proportional to 3,071,688.32, 4,239,773 and 1,782,943.90

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Solution

The fourth proportional to 3,071,688.32, 4,239,773 and 1,782,943.90 is: 2,460,951.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,688.32 : 4,239,773 = 1,782,943.90 : x
  2. Step 2: Convert to fraction form
    3,071,688.32/4,239,773 = 1,782,943.90/x
  3. Step 3: Cross multiply
    3,071,688.32x = 4,239,773 × 1,782,943.90
  4. Step 4: Simplify right side
    3,071,688.32x = 7,559,277,407,734.70
  5. Step 5: Solve for x
    x = 7,559,277,407,734.70/3,071,688.32
  6. Step 6: Final answer
    x = 2,460,951.97

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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.