Home / 1,584,851.52-2,187,085.68-859,700.64

Finding the Fourth Proportional to 1,584,851.52, 2,187,085.68 and 859,700.64

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Solution

The fourth proportional to 1,584,851.52, 2,187,085.68 and 859,700.64 is: 1,186,381.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,851.52 : 2,187,085.68 = 859,700.64 : x
  2. Step 2: Convert to fraction form
    1,584,851.52/2,187,085.68 = 859,700.64/x
  3. Step 3: Cross multiply
    1,584,851.52x = 2,187,085.68 × 859,700.64
  4. Step 4: Simplify right side
    1,584,851.52x = 1,880,238,958,830.84
  5. Step 5: Solve for x
    x = 1,880,238,958,830.84/1,584,851.52
  6. Step 6: Final answer
    x = 1,186,381.77

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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.