Home / 1,124,326.68-1,686,666.42-484,812.24

Finding the Fourth Proportional to 1,124,326.68, 1,686,666.42 and 484,812.24

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Solution

The fourth proportional to 1,124,326.68, 1,686,666.42 and 484,812.24 is: 727,294.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,326.68 : 1,686,666.42 = 484,812.24 : x
  2. Step 2: Convert to fraction form
    1,124,326.68/1,686,666.42 = 484,812.24/x
  3. Step 3: Cross multiply
    1,124,326.68x = 1,686,666.42 × 484,812.24
  4. Step 4: Simplify right side
    1,124,326.68x = 817,716,525,212.98
  5. Step 5: Solve for x
    x = 817,716,525,212.98/1,124,326.68
  6. Step 6: Final answer
    x = 727,294.42

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Double scale
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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.