Home / 1,680,068.40-2,317,463.64-1,075,406.64

Finding the Fourth Proportional to 1,680,068.40, 2,317,463.64 and 1,075,406.64

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Solution

The fourth proportional to 1,680,068.40, 2,317,463.64 and 1,075,406.64 is: 1,483,401.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,068.40 : 2,317,463.64 = 1,075,406.64 : x
  2. Step 2: Convert to fraction form
    1,680,068.40/2,317,463.64 = 1,075,406.64/x
  3. Step 3: Cross multiply
    1,680,068.40x = 2,317,463.64 × 1,075,406.64
  4. Step 4: Simplify right side
    1,680,068.40x = 2,492,215,786,414.57
  5. Step 5: Solve for x
    x = 2,492,215,786,414.57/1,680,068.40
  6. Step 6: Final answer
    x = 1,483,401.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.