Home / 1,210,613.48-1,658,547.69-1,165,211.36

Finding the Fourth Proportional to 1,210,613.48, 1,658,547.69 and 1,165,211.36

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Solution

The fourth proportional to 1,210,613.48, 1,658,547.69 and 1,165,211.36 is: 1,596,346.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,613.48 : 1,658,547.69 = 1,165,211.36 : x
  2. Step 2: Convert to fraction form
    1,210,613.48/1,658,547.69 = 1,165,211.36/x
  3. Step 3: Cross multiply
    1,210,613.48x = 1,658,547.69 × 1,165,211.36
  4. Step 4: Simplify right side
    1,210,613.48x = 1,932,558,613,636.13
  5. Step 5: Solve for x
    x = 1,932,558,613,636.13/1,210,613.48
  6. Step 6: Final answer
    x = 1,596,346.51

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.