Home / 1,403,639.16-2,105,440.52-338,672.22

Finding the Fourth Proportional to 1,403,639.16, 2,105,440.52 and 338,672.22

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Solution

The fourth proportional to 1,403,639.16, 2,105,440.52 and 338,672.22 is: 508,003.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,639.16 : 2,105,440.52 = 338,672.22 : x
  2. Step 2: Convert to fraction form
    1,403,639.16/2,105,440.52 = 338,672.22/x
  3. Step 3: Cross multiply
    1,403,639.16x = 2,105,440.52 × 338,672.22
  4. Step 4: Simplify right side
    1,403,639.16x = 713,054,213,292.99
  5. Step 5: Solve for x
    x = 713,054,213,292.99/1,403,639.16
  6. Step 6: Final answer
    x = 508,003.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.