Home / 1,077,209.06-1,615,854.46-403,219.40

Finding the Fourth Proportional to 1,077,209.06, 1,615,854.46 and 403,219.40

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Solution

The fourth proportional to 1,077,209.06, 1,615,854.46 and 403,219.40 is: 604,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,209.06 : 1,615,854.46 = 403,219.40 : x
  2. Step 2: Convert to fraction form
    1,077,209.06/1,615,854.46 = 403,219.40/x
  3. Step 3: Cross multiply
    1,077,209.06x = 1,615,854.46 × 403,219.40
  4. Step 4: Simplify right side
    1,077,209.06x = 651,543,865,848.52
  5. Step 5: Solve for x
    x = 651,543,865,848.52/1,077,209.06
  6. Step 6: Final answer
    x = 604,844.40

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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.