Home / 1,440,030.30-2,154,796.65-1,314,059.10

Finding the Fourth Proportional to 1,440,030.30, 2,154,796.65 and 1,314,059.10

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Solution

The fourth proportional to 1,440,030.30, 2,154,796.65 and 1,314,059.10 is: 1,966,299.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,030.30 : 2,154,796.65 = 1,314,059.10 : x
  2. Step 2: Convert to fraction form
    1,440,030.30/2,154,796.65 = 1,314,059.10/x
  3. Step 3: Cross multiply
    1,440,030.30x = 2,154,796.65 × 1,314,059.10
  4. Step 4: Simplify right side
    1,440,030.30x = 2,831,530,146,582.02
  5. Step 5: Solve for x
    x = 2,831,530,146,582.02/1,440,030.30
  6. Step 6: Final answer
    x = 1,966,299.01

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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.