Home / 1,351,283.40-1,864,771.01-739,436.24

Finding the Fourth Proportional to 1,351,283.40, 1,864,771.01 and 739,436.24

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Solution

The fourth proportional to 1,351,283.40, 1,864,771.01 and 739,436.24 is: 1,020,421.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,283.40 : 1,864,771.01 = 739,436.24 : x
  2. Step 2: Convert to fraction form
    1,351,283.40/1,864,771.01 = 739,436.24/x
  3. Step 3: Cross multiply
    1,351,283.40x = 1,864,771.01 × 739,436.24
  4. Step 4: Simplify right side
    1,351,283.40x = 1,378,879,254,771.55
  5. Step 5: Solve for x
    x = 1,378,879,254,771.55/1,351,283.40
  6. Step 6: Final answer
    x = 1,020,421.96

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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.