Home / 1,482,509.15-2,223,943.67-417,551.21

Finding the Fourth Proportional to 1,482,509.15, 2,223,943.67 and 417,551.21

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Solution

The fourth proportional to 1,482,509.15, 2,223,943.67 and 417,551.21 is: 626,377.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,509.15 : 2,223,943.67 = 417,551.21 : x
  2. Step 2: Convert to fraction form
    1,482,509.15/2,223,943.67 = 417,551.21/x
  3. Step 3: Cross multiply
    1,482,509.15x = 2,223,943.67 × 417,551.21
  4. Step 4: Simplify right side
    1,482,509.15x = 928,610,357,172.87
  5. Step 5: Solve for x
    x = 928,610,357,172.87/1,482,509.15
  6. Step 6: Final answer
    x = 626,377.49

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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.