Home / 1,038,485.41-1,433,181.80-579,689.26

Finding the Fourth Proportional to 1,038,485.41, 1,433,181.80 and 579,689.26

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Solution

The fourth proportional to 1,038,485.41, 1,433,181.80 and 579,689.26 is: 800,011.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,485.41 : 1,433,181.80 = 579,689.26 : x
  2. Step 2: Convert to fraction form
    1,038,485.41/1,433,181.80 = 579,689.26/x
  3. Step 3: Cross multiply
    1,038,485.41x = 1,433,181.80 × 579,689.26
  4. Step 4: Simplify right side
    1,038,485.41x = 830,800,094,953.74
  5. Step 5: Solve for x
    x = 830,800,094,953.74/1,038,485.41
  6. Step 6: Final answer
    x = 800,011.33

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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.