Home / 6,401,781.59-9,602,661.40-2,988,924.35

Finding the Fourth Proportional to 6,401,781.59, 9,602,661.40 and 2,988,924.35

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Solution

The fourth proportional to 6,401,781.59, 9,602,661.40 and 2,988,924.35 is: 4,483,381.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401,781.59 : 9,602,661.40 = 2,988,924.35 : x
  2. Step 2: Convert to fraction form
    6,401,781.59/9,602,661.40 = 2,988,924.35/x
  3. Step 3: Cross multiply
    6,401,781.59x = 9,602,661.40 × 2,988,924.35
  4. Step 4: Simplify right side
    6,401,781.59x = 28,701,628,427,779.48
  5. Step 5: Solve for x
    x = 28,701,628,427,779.48/6,401,781.59
  6. Step 6: Final answer
    x = 4,483,381.39

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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.