Home / 1,798,808.30-2,482,361.90-983,012.09

Finding the Fourth Proportional to 1,798,808.30, 2,482,361.90 and 983,012.09

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Solution

The fourth proportional to 1,798,808.30, 2,482,361.90 and 983,012.09 is: 1,356,560.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,808.30 : 2,482,361.90 = 983,012.09 : x
  2. Step 2: Convert to fraction form
    1,798,808.30/2,482,361.90 = 983,012.09/x
  3. Step 3: Cross multiply
    1,798,808.30x = 2,482,361.90 × 983,012.09
  4. Step 4: Simplify right side
    1,798,808.30x = 2,440,191,742,128.50
  5. Step 5: Solve for x
    x = 2,440,191,742,128.50/1,798,808.30
  6. Step 6: Final answer
    x = 1,356,560.20

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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.