Home / 1,029,525.97-1,544,482.97-390,021.25

Finding the Fourth Proportional to 1,029,525.97, 1,544,482.97 and 390,021.25

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Solution

The fourth proportional to 1,029,525.97, 1,544,482.97 and 390,021.25 is: 585,105.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,525.97 : 1,544,482.97 = 390,021.25 : x
  2. Step 2: Convert to fraction form
    1,029,525.97/1,544,482.97 = 390,021.25/x
  3. Step 3: Cross multiply
    1,029,525.97x = 1,544,482.97 × 390,021.25
  4. Step 4: Simplify right side
    1,029,525.97x = 602,381,178,563.11
  5. Step 5: Solve for x
    x = 602,381,178,563.11/1,029,525.97
  6. Step 6: Final answer
    x = 585,105.37

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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.