Home / 1,316,005.62-1,974,078.63-417,519.24

Finding the Fourth Proportional to 1,316,005.62, 1,974,078.63 and 417,519.24

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Solution

The fourth proportional to 1,316,005.62, 1,974,078.63 and 417,519.24 is: 626,301.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,005.62 : 1,974,078.63 = 417,519.24 : x
  2. Step 2: Convert to fraction form
    1,316,005.62/1,974,078.63 = 417,519.24/x
  3. Step 3: Cross multiply
    1,316,005.62x = 1,974,078.63 × 417,519.24
  4. Step 4: Simplify right side
    1,316,005.62x = 824,215,809,297.84
  5. Step 5: Solve for x
    x = 824,215,809,297.84/1,316,005.62
  6. Step 6: Final answer
    x = 626,301.13

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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.