Home / 1,584,421.32-2,186,486.55-859,285.02

Finding the Fourth Proportional to 1,584,421.32, 2,186,486.55 and 859,285.02

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Solution

The fourth proportional to 1,584,421.32, 2,186,486.55 and 859,285.02 is: 1,185,805.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,421.32 : 2,186,486.55 = 859,285.02 : x
  2. Step 2: Convert to fraction form
    1,584,421.32/2,186,486.55 = 859,285.02/x
  3. Step 3: Cross multiply
    1,584,421.32x = 2,186,486.55 × 859,285.02
  4. Step 4: Simplify right side
    1,584,421.32x = 1,878,815,138,846.48
  5. Step 5: Solve for x
    x = 1,878,815,138,846.48/1,584,421.32
  6. Step 6: Final answer
    x = 1,185,805.26

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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.