Home / 1,400,041.65-2,100,368.67-453,508.05

Finding the Fourth Proportional to 1,400,041.65, 2,100,368.67 and 453,508.05

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Solution

The fourth proportional to 1,400,041.65, 2,100,368.67 and 453,508.05 is: 680,361.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,041.65 : 2,100,368.67 = 453,508.05 : x
  2. Step 2: Convert to fraction form
    1,400,041.65/2,100,368.67 = 453,508.05/x
  3. Step 3: Cross multiply
    1,400,041.65x = 2,100,368.67 × 453,508.05
  4. Step 4: Simplify right side
    1,400,041.65x = 952,534,099,812.79
  5. Step 5: Solve for x
    x = 952,534,099,812.79/1,400,041.65
  6. Step 6: Final answer
    x = 680,361.26

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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.