Home / 1,498,807.61-2,068,350.89-845,431.44

Finding the Fourth Proportional to 1,498,807.61, 2,068,350.89 and 845,431.44

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Solution

The fourth proportional to 1,498,807.61, 2,068,350.89 and 845,431.44 is: 1,166,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,807.61 : 2,068,350.89 = 845,431.44 : x
  2. Step 2: Convert to fraction form
    1,498,807.61/2,068,350.89 = 845,431.44/x
  3. Step 3: Cross multiply
    1,498,807.61x = 2,068,350.89 × 845,431.44
  4. Step 4: Simplify right side
    1,498,807.61x = 1,748,648,871,357.98
  5. Step 5: Solve for x
    x = 1,748,648,871,357.98/1,498,807.61
  6. Step 6: Final answer
    x = 1,166,693.35

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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.