Home / 1,403,477.79-2,105,476.08-444,175.14

Finding the Fourth Proportional to 1,403,477.79, 2,105,476.08 and 444,175.14

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Solution

The fourth proportional to 1,403,477.79, 2,105,476.08 and 444,175.14 is: 666,344.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,477.79 : 2,105,476.08 = 444,175.14 : x
  2. Step 2: Convert to fraction form
    1,403,477.79/2,105,476.08 = 444,175.14/x
  3. Step 3: Cross multiply
    1,403,477.79x = 2,105,476.08 × 444,175.14
  4. Step 4: Simplify right side
    1,403,477.79x = 935,200,141,329.02
  5. Step 5: Solve for x
    x = 935,200,141,329.02/1,403,477.79
  6. Step 6: Final answer
    x = 666,344.81

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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.