Home / 1,011,570.10-1,518,206.46-505,979.44

Finding the Fourth Proportional to 1,011,570.10, 1,518,206.46 and 505,979.44

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Solution

The fourth proportional to 1,011,570.10, 1,518,206.46 and 505,979.44 is: 759,394.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,570.10 : 1,518,206.46 = 505,979.44 : x
  2. Step 2: Convert to fraction form
    1,011,570.10/1,518,206.46 = 505,979.44/x
  3. Step 3: Cross multiply
    1,011,570.10x = 1,518,206.46 × 505,979.44
  4. Step 4: Simplify right side
    1,011,570.10x = 768,181,254,435.18
  5. Step 5: Solve for x
    x = 768,181,254,435.18/1,011,570.10
  6. Step 6: Final answer
    x = 759,394.98

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1.5x scale

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.