Home / 1,401,977.57-1,934,729.01-790,152.71

Finding the Fourth Proportional to 1,401,977.57, 1,934,729.01 and 790,152.71

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Solution

The fourth proportional to 1,401,977.57, 1,934,729.01 and 790,152.71 is: 1,090,410.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,977.57 : 1,934,729.01 = 790,152.71 : x
  2. Step 2: Convert to fraction form
    1,401,977.57/1,934,729.01 = 790,152.71/x
  3. Step 3: Cross multiply
    1,401,977.57x = 1,934,729.01 × 790,152.71
  4. Step 4: Simplify right side
    1,401,977.57x = 1,528,731,360,693.47
  5. Step 5: Solve for x
    x = 1,528,731,360,693.47/1,401,977.57
  6. Step 6: Final answer
    x = 1,090,410.72

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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.