Home / 4,681,437.12-7,022,155.58-1,315,644.12

Finding the Fourth Proportional to 4,681,437.12, 7,022,155.58 and 1,315,644.12

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Solution

The fourth proportional to 4,681,437.12, 7,022,155.58 and 1,315,644.12 is: 1,973,466.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681,437.12 : 7,022,155.58 = 1,315,644.12 : x
  2. Step 2: Convert to fraction form
    4,681,437.12/7,022,155.58 = 1,315,644.12/x
  3. Step 3: Cross multiply
    4,681,437.12x = 7,022,155.58 × 1,315,644.12
  4. Step 4: Simplify right side
    4,681,437.12x = 9,238,657,696,907.64
  5. Step 5: Solve for x
    x = 9,238,657,696,907.64/4,681,437.12
  6. Step 6: Final answer
    x = 1,973,466.15

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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.