Home / 1,688,482.64-2,533,309.32-741,721.52

Finding the Fourth Proportional to 1,688,482.64, 2,533,309.32 and 741,721.52

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Solution

The fourth proportional to 1,688,482.64, 2,533,309.32 and 741,721.52 is: 1,112,839.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,482.64 : 2,533,309.32 = 741,721.52 : x
  2. Step 2: Convert to fraction form
    1,688,482.64/2,533,309.32 = 741,721.52/x
  3. Step 3: Cross multiply
    1,688,482.64x = 2,533,309.32 × 741,721.52
  4. Step 4: Simplify right side
    1,688,482.64x = 1,879,010,039,460.57
  5. Step 5: Solve for x
    x = 1,879,010,039,460.57/1,688,482.64
  6. Step 6: Final answer
    x = 1,112,839.42

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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.