Home / 1,091,396.06-1,495,219.40-1,050,487.72

Finding the Fourth Proportional to 1,091,396.06, 1,495,219.40 and 1,050,487.72

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Solution

The fourth proportional to 1,091,396.06, 1,495,219.40 and 1,050,487.72 is: 1,439,174.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,396.06 : 1,495,219.40 = 1,050,487.72 : x
  2. Step 2: Convert to fraction form
    1,091,396.06/1,495,219.40 = 1,050,487.72/x
  3. Step 3: Cross multiply
    1,091,396.06x = 1,495,219.40 × 1,050,487.72
  4. Step 4: Simplify right side
    1,091,396.06x = 1,570,709,610,929.67
  5. Step 5: Solve for x
    x = 1,570,709,610,929.67/1,091,396.06
  6. Step 6: Final answer
    x = 1,439,174.72

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.