Home / 2,913,501.90-4,020,649.48-1,624,422.54

Finding the Fourth Proportional to 2,913,501.90, 4,020,649.48 and 1,624,422.54

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Solution

The fourth proportional to 2,913,501.90, 4,020,649.48 and 1,624,422.54 is: 2,241,712.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,501.90 : 4,020,649.48 = 1,624,422.54 : x
  2. Step 2: Convert to fraction form
    2,913,501.90/4,020,649.48 = 1,624,422.54/x
  3. Step 3: Cross multiply
    2,913,501.90x = 4,020,649.48 × 1,624,422.54
  4. Step 4: Simplify right side
    2,913,501.90x = 6,531,233,640,751.28
  5. Step 5: Solve for x
    x = 6,531,233,640,751.28/2,913,501.90
  6. Step 6: Final answer
    x = 2,241,712.50

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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.