Home / 1,547,832.39-2,136,015.41-859,502.15

Finding the Fourth Proportional to 1,547,832.39, 2,136,015.41 and 859,502.15

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Solution

The fourth proportional to 1,547,832.39, 2,136,015.41 and 859,502.15 is: 1,186,116.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,832.39 : 2,136,015.41 = 859,502.15 : x
  2. Step 2: Convert to fraction form
    1,547,832.39/2,136,015.41 = 859,502.15/x
  3. Step 3: Cross multiply
    1,547,832.39x = 2,136,015.41 × 859,502.15
  4. Step 4: Simplify right side
    1,547,832.39x = 1,835,909,827,185.24
  5. Step 5: Solve for x
    x = 1,835,909,827,185.24/1,547,832.39
  6. Step 6: Final answer
    x = 1,186,116.68

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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.