Home / 1,590,854.83-2,195,425.47-865,748.50

Finding the Fourth Proportional to 1,590,854.83, 2,195,425.47 and 865,748.50

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Solution

The fourth proportional to 1,590,854.83, 2,195,425.47 and 865,748.50 is: 1,194,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,854.83 : 2,195,425.47 = 865,748.50 : x
  2. Step 2: Convert to fraction form
    1,590,854.83/2,195,425.47 = 865,748.50/x
  3. Step 3: Cross multiply
    1,590,854.83x = 2,195,425.47 × 865,748.50
  4. Step 4: Simplify right side
    1,590,854.83x = 1,900,686,312,751.72
  5. Step 5: Solve for x
    x = 1,900,686,312,751.72/1,590,854.83
  6. Step 6: Final answer
    x = 1,194,757.86

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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.