Home / 1,439,302.50-1,986,412.41-835,690.50

Finding the Fourth Proportional to 1,439,302.50, 1,986,412.41 and 835,690.50

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Solution

The fourth proportional to 1,439,302.50, 1,986,412.41 and 835,690.50 is: 1,153,354.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,302.50 : 1,986,412.41 = 835,690.50 : x
  2. Step 2: Convert to fraction form
    1,439,302.50/1,986,412.41 = 835,690.50/x
  3. Step 3: Cross multiply
    1,439,302.50x = 1,986,412.41 × 835,690.50
  4. Step 4: Simplify right side
    1,439,302.50x = 1,660,025,980,119.11
  5. Step 5: Solve for x
    x = 1,660,025,980,119.11/1,439,302.50
  6. Step 6: Final answer
    x = 1,153,354.48

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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.