Home / 1,355,389.61-1,870,426.74-735,193.24

Finding the Fourth Proportional to 1,355,389.61, 1,870,426.74 and 735,193.24

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Solution

The fourth proportional to 1,355,389.61, 1,870,426.74 and 735,193.24 is: 1,014,560.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,389.61 : 1,870,426.74 = 735,193.24 : x
  2. Step 2: Convert to fraction form
    1,355,389.61/1,870,426.74 = 735,193.24/x
  3. Step 3: Cross multiply
    1,355,389.61x = 1,870,426.74 × 735,193.24
  4. Step 4: Simplify right side
    1,355,389.61x = 1,375,125,093,244.15
  5. Step 5: Solve for x
    x = 1,375,125,093,244.15/1,355,389.61
  6. Step 6: Final answer
    x = 1,014,560.75

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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.