Home / 1,012,659.07-1,518,094.68-382,015.75

Finding the Fourth Proportional to 1,012,659.07, 1,518,094.68 and 382,015.75

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Solution

The fourth proportional to 1,012,659.07, 1,518,094.68 and 382,015.75 is: 572,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,659.07 : 1,518,094.68 = 382,015.75 : x
  2. Step 2: Convert to fraction form
    1,012,659.07/1,518,094.68 = 382,015.75/x
  3. Step 3: Cross multiply
    1,012,659.07x = 1,518,094.68 × 382,015.75
  4. Step 4: Simplify right side
    1,012,659.07x = 579,936,077,751.21
  5. Step 5: Solve for x
    x = 579,936,077,751.21/1,012,659.07
  6. Step 6: Final answer
    x = 572,686.40

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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.