Home / 1,173,484.15-1,618,887.12-765,492.01

Finding the Fourth Proportional to 1,173,484.15, 1,618,887.12 and 765,492.01

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Solution

The fourth proportional to 1,173,484.15, 1,618,887.12 and 765,492.01 is: 1,056,039.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,484.15 : 1,618,887.12 = 765,492.01 : x
  2. Step 2: Convert to fraction form
    1,173,484.15/1,618,887.12 = 765,492.01/x
  3. Step 3: Cross multiply
    1,173,484.15x = 1,618,887.12 × 765,492.01
  4. Step 4: Simplify right side
    1,173,484.15x = 1,239,245,155,451.91
  5. Step 5: Solve for x
    x = 1,239,245,155,451.91/1,173,484.15
  6. Step 6: Final answer
    x = 1,056,039.11

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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.