Home / 1,625,065.08-2,437,824.60-678,219

Finding the Fourth Proportional to 1,625,065.08, 2,437,824.60 and 678,219

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Solution

The fourth proportional to 1,625,065.08, 2,437,824.60 and 678,219 is: 1,017,423.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,065.08 : 2,437,824.60 = 678,219 : x
  2. Step 2: Convert to fraction form
    1,625,065.08/2,437,824.60 = 678,219/x
  3. Step 3: Cross multiply
    1,625,065.08x = 2,437,824.60 × 678,219
  4. Step 4: Simplify right side
    1,625,065.08x = 1,653,378,962,387.40
  5. Step 5: Solve for x
    x = 1,653,378,962,387.40/1,625,065.08
  6. Step 6: Final answer
    x = 1,017,423.23

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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.