Home / 1,532,885.03-2,115,280.08-920,674.01

Finding the Fourth Proportional to 1,532,885.03, 2,115,280.08 and 920,674.01

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Solution

The fourth proportional to 1,532,885.03, 2,115,280.08 and 920,674.01 is: 1,270,469.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,885.03 : 2,115,280.08 = 920,674.01 : x
  2. Step 2: Convert to fraction form
    1,532,885.03/2,115,280.08 = 920,674.01/x
  3. Step 3: Cross multiply
    1,532,885.03x = 2,115,280.08 × 920,674.01
  4. Step 4: Simplify right side
    1,532,885.03x = 1,947,483,382,950.32
  5. Step 5: Solve for x
    x = 1,947,483,382,950.32/1,532,885.03
  6. Step 6: Final answer
    x = 1,270,469.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.