Home / 1,042,619.10-1,438,479.77-583,666.08

Finding the Fourth Proportional to 1,042,619.10, 1,438,479.77 and 583,666.08

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Solution

The fourth proportional to 1,042,619.10, 1,438,479.77 and 583,666.08 is: 805,271.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,619.10 : 1,438,479.77 = 583,666.08 : x
  2. Step 2: Convert to fraction form
    1,042,619.10/1,438,479.77 = 583,666.08/x
  3. Step 3: Cross multiply
    1,042,619.10x = 1,438,479.77 × 583,666.08
  4. Step 4: Simplify right side
    1,042,619.10x = 839,591,848,515.20
  5. Step 5: Solve for x
    x = 839,591,848,515.20/1,042,619.10
  6. Step 6: Final answer
    x = 805,271.89

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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.