Home / 1,686,441.51-2,529,839.47-549,292.25

Finding the Fourth Proportional to 1,686,441.51, 2,529,839.47 and 549,292.25

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Solution

The fourth proportional to 1,686,441.51, 2,529,839.47 and 549,292.25 is: 823,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,441.51 : 2,529,839.47 = 549,292.25 : x
  2. Step 2: Convert to fraction form
    1,686,441.51/2,529,839.47 = 549,292.25/x
  3. Step 3: Cross multiply
    1,686,441.51x = 2,529,839.47 × 549,292.25
  4. Step 4: Simplify right side
    1,686,441.51x = 1,389,621,219,566.48
  5. Step 5: Solve for x
    x = 1,389,621,219,566.48/1,686,441.51
  6. Step 6: Final answer
    x = 823,996.10

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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.