Home / 1,169,320.59-1,613,629.76-660,070.35

Finding the Fourth Proportional to 1,169,320.59, 1,613,629.76 and 660,070.35

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Solution

The fourth proportional to 1,169,320.59, 1,613,629.76 and 660,070.35 is: 910,878.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,320.59 : 1,613,629.76 = 660,070.35 : x
  2. Step 2: Convert to fraction form
    1,169,320.59/1,613,629.76 = 660,070.35/x
  3. Step 3: Cross multiply
    1,169,320.59x = 1,613,629.76 × 660,070.35
  4. Step 4: Simplify right side
    1,169,320.59x = 1,065,109,157,153.26
  5. Step 5: Solve for x
    x = 1,065,109,157,153.26/1,169,320.59
  6. Step 6: Final answer
    x = 910,878.65

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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.