Home / 1,827,486.90-2,742,804.90-1,266,915.06

Finding the Fourth Proportional to 1,827,486.90, 2,742,804.90 and 1,266,915.06

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Solution

The fourth proportional to 1,827,486.90, 2,742,804.90 and 1,266,915.06 is: 1,901,464.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,486.90 : 2,742,804.90 = 1,266,915.06 : x
  2. Step 2: Convert to fraction form
    1,827,486.90/2,742,804.90 = 1,266,915.06/x
  3. Step 3: Cross multiply
    1,827,486.90x = 2,742,804.90 × 1,266,915.06
  4. Step 4: Simplify right side
    1,827,486.90x = 3,474,900,834,451.79
  5. Step 5: Solve for x
    x = 3,474,900,834,451.79/1,827,486.90
  6. Step 6: Final answer
    x = 1,901,464.16

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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.