Home / 1,207,218.60-1,810,827.90-1,012,356.90

Finding the Fourth Proportional to 1,207,218.60, 1,810,827.90 and 1,012,356.90

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Solution

The fourth proportional to 1,207,218.60, 1,810,827.90 and 1,012,356.90 is: 1,518,535.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,218.60 : 1,810,827.90 = 1,012,356.90 : x
  2. Step 2: Convert to fraction form
    1,207,218.60/1,810,827.90 = 1,012,356.90/x
  3. Step 3: Cross multiply
    1,207,218.60x = 1,810,827.90 × 1,012,356.90
  4. Step 4: Simplify right side
    1,207,218.60x = 1,833,204,119,277.51
  5. Step 5: Solve for x
    x = 1,833,204,119,277.51/1,207,218.60
  6. Step 6: Final answer
    x = 1,518,535.35

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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.