Home / 1,358,374.20-1,874,434.32-746,520.24

Finding the Fourth Proportional to 1,358,374.20, 1,874,434.32 and 746,520.24

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Solution

The fourth proportional to 1,358,374.20, 1,874,434.32 and 746,520.24 is: 1,030,130.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,374.20 : 1,874,434.32 = 746,520.24 : x
  2. Step 2: Convert to fraction form
    1,358,374.20/1,874,434.32 = 746,520.24/x
  3. Step 3: Cross multiply
    1,358,374.20x = 1,874,434.32 × 746,520.24
  4. Step 4: Simplify right side
    1,358,374.20x = 1,399,303,158,430.64
  5. Step 5: Solve for x
    x = 1,399,303,158,430.64/1,358,374.20
  6. Step 6: Final answer
    x = 1,030,130.84

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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.