Home / 3,938,303.64-5,432,161.14-2,411,165.28

Finding the Fourth Proportional to 3,938,303.64, 5,432,161.14 and 2,411,165.28

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Solution

The fourth proportional to 3,938,303.64, 5,432,161.14 and 2,411,165.28 is: 3,325,756.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,303.64 : 5,432,161.14 = 2,411,165.28 : x
  2. Step 2: Convert to fraction form
    3,938,303.64/5,432,161.14 = 2,411,165.28/x
  3. Step 3: Cross multiply
    3,938,303.64x = 5,432,161.14 × 2,411,165.28
  4. Step 4: Simplify right side
    3,938,303.64x = 13,097,838,336,133.22
  5. Step 5: Solve for x
    x = 13,097,838,336,133.22/3,938,303.64
  6. Step 6: Final answer
    x = 3,325,756.35

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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.