Home / 1,498,686.34-2,068,182.62-810,353.40

Finding the Fourth Proportional to 1,498,686.34, 2,068,182.62 and 810,353.40

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Solution

The fourth proportional to 1,498,686.34, 2,068,182.62 and 810,353.40 is: 1,118,285.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,686.34 : 2,068,182.62 = 810,353.40 : x
  2. Step 2: Convert to fraction form
    1,498,686.34/2,068,182.62 = 810,353.40/x
  3. Step 3: Cross multiply
    1,498,686.34x = 2,068,182.62 × 810,353.40
  4. Step 4: Simplify right side
    1,498,686.34x = 1,675,958,817,937.91
  5. Step 5: Solve for x
    x = 1,675,958,817,937.91/1,498,686.34
  6. Step 6: Final answer
    x = 1,118,285.24

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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.