Home / 1,547,662.29-2,135,669.85-859,298.58

Finding the Fourth Proportional to 1,547,662.29, 2,135,669.85 and 859,298.58

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Solution

The fourth proportional to 1,547,662.29, 2,135,669.85 and 859,298.58 is: 1,185,774.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,662.29 : 2,135,669.85 = 859,298.58 : x
  2. Step 2: Convert to fraction form
    1,547,662.29/2,135,669.85 = 859,298.58/x
  3. Step 3: Cross multiply
    1,547,662.29x = 2,135,669.85 × 859,298.58
  4. Step 4: Simplify right side
    1,547,662.29x = 1,835,178,069,453.81
  5. Step 5: Solve for x
    x = 1,835,178,069,453.81/1,547,662.29
  6. Step 6: Final answer
    x = 1,185,774.24

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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.