Home / 1,666,382.40-2,496,074.40-1,386,446.40

Finding the Fourth Proportional to 1,666,382.40, 2,496,074.40 and 1,386,446.40

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Solution

The fourth proportional to 1,666,382.40, 2,496,074.40 and 1,386,446.40 is: 2,076,758.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,382.40 : 2,496,074.40 = 1,386,446.40 : x
  2. Step 2: Convert to fraction form
    1,666,382.40/2,496,074.40 = 1,386,446.40/x
  3. Step 3: Cross multiply
    1,666,382.40x = 2,496,074.40 × 1,386,446.40
  4. Step 4: Simplify right side
    1,666,382.40x = 3,460,673,366,012.16
  5. Step 5: Solve for x
    x = 3,460,673,366,012.16/1,666,382.40
  6. Step 6: Final answer
    x = 2,076,758.23

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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.