Home / 5,352,763.28-7,386,820.80-2,905,374.88

Finding the Fourth Proportional to 5,352,763.28, 7,386,820.80 and 2,905,374.88

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Solution

The fourth proportional to 5,352,763.28, 7,386,820.80 and 2,905,374.88 is: 4,009,421.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352,763.28 : 7,386,820.80 = 2,905,374.88 : x
  2. Step 2: Convert to fraction form
    5,352,763.28/7,386,820.80 = 2,905,374.88/x
  3. Step 3: Cross multiply
    5,352,763.28x = 7,386,820.80 × 2,905,374.88
  4. Step 4: Simplify right side
    5,352,763.28x = 21,461,483,595,381.50
  5. Step 5: Solve for x
    x = 21,461,483,595,381.50/5,352,763.28
  6. Step 6: Final answer
    x = 4,009,421.39

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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.