Home / 2,913,513.90-4,020,666.03-1,624,434.54

Finding the Fourth Proportional to 2,913,513.90, 4,020,666.03 and 1,624,434.54

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Solution

The fourth proportional to 2,913,513.90, 4,020,666.03 and 1,624,434.54 is: 2,241,729.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,513.90 : 4,020,666.03 = 1,624,434.54 : x
  2. Step 2: Convert to fraction form
    2,913,513.90/4,020,666.03 = 1,624,434.54/x
  3. Step 3: Cross multiply
    2,913,513.90x = 4,020,666.03 × 1,624,434.54
  4. Step 4: Simplify right side
    2,913,513.90x = 6,531,308,772,936.68
  5. Step 5: Solve for x
    x = 6,531,308,772,936.68/2,913,513.90
  6. Step 6: Final answer
    x = 2,241,729.06

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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.