Home / 3,547,626.60-5,320,403.10-1,272,887.40

Finding the Fourth Proportional to 3,547,626.60, 5,320,403.10 and 1,272,887.40

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Solution

The fourth proportional to 3,547,626.60, 5,320,403.10 and 1,272,887.40 is: 1,908,959.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,626.60 : 5,320,403.10 = 1,272,887.40 : x
  2. Step 2: Convert to fraction form
    3,547,626.60/5,320,403.10 = 1,272,887.40/x
  3. Step 3: Cross multiply
    3,547,626.60x = 5,320,403.10 × 1,272,887.40
  4. Step 4: Simplify right side
    3,547,626.60x = 6,772,274,068,910.94
  5. Step 5: Solve for x
    x = 6,772,274,068,910.94/3,547,626.60
  6. Step 6: Final answer
    x = 1,908,959.10

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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.