Home / 1,249,457.84-1,874,186.72-302,828.56

Finding the Fourth Proportional to 1,249,457.84, 1,874,186.72 and 302,828.56

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Solution

The fourth proportional to 1,249,457.84, 1,874,186.72 and 302,828.56 is: 454,242.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,457.84 : 1,874,186.72 = 302,828.56 : x
  2. Step 2: Convert to fraction form
    1,249,457.84/1,874,186.72 = 302,828.56/x
  3. Step 3: Cross multiply
    1,249,457.84x = 1,874,186.72 × 302,828.56
  4. Step 4: Simplify right side
    1,249,457.84x = 567,557,265,588.72
  5. Step 5: Solve for x
    x = 567,557,265,588.72/1,249,457.84
  6. Step 6: Final answer
    x = 454,242.83

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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.