Home / 1,216,257.80-1,824,386.70-585,235.40

Finding the Fourth Proportional to 1,216,257.80, 1,824,386.70 and 585,235.40

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Solution

The fourth proportional to 1,216,257.80, 1,824,386.70 and 585,235.40 is: 877,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,257.80 : 1,824,386.70 = 585,235.40 : x
  2. Step 2: Convert to fraction form
    1,216,257.80/1,824,386.70 = 585,235.40/x
  3. Step 3: Cross multiply
    1,216,257.80x = 1,824,386.70 × 585,235.40
  4. Step 4: Simplify right side
    1,216,257.80x = 1,067,695,680,129.18
  5. Step 5: Solve for x
    x = 1,067,695,680,129.18/1,216,257.80
  6. Step 6: Final answer
    x = 877,853.10

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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.