Home / 1,565,059.60-2,159,668.20-885,955.60

Finding the Fourth Proportional to 1,565,059.60, 2,159,668.20 and 885,955.60

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Solution

The fourth proportional to 1,565,059.60, 2,159,668.20 and 885,955.60 is: 1,222,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,059.60 : 2,159,668.20 = 885,955.60 : x
  2. Step 2: Convert to fraction form
    1,565,059.60/2,159,668.20 = 885,955.60/x
  3. Step 3: Cross multiply
    1,565,059.60x = 2,159,668.20 × 885,955.60
  4. Step 4: Simplify right side
    1,565,059.60x = 1,913,370,135,931.92
  5. Step 5: Solve for x
    x = 1,913,370,135,931.92/1,565,059.60
  6. Step 6: Final answer
    x = 1,222,554.17

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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.