Home / 1,498,813.89-2,068,359.57-845,437.74

Finding the Fourth Proportional to 1,498,813.89, 2,068,359.57 and 845,437.74

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Solution

The fourth proportional to 1,498,813.89, 2,068,359.57 and 845,437.74 is: 1,166,702.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,813.89 : 2,068,359.57 = 845,437.74 : x
  2. Step 2: Convert to fraction form
    1,498,813.89/2,068,359.57 = 845,437.74/x
  3. Step 3: Cross multiply
    1,498,813.89x = 2,068,359.57 × 845,437.74
  4. Step 4: Simplify right side
    1,498,813.89x = 1,748,669,240,368.17
  5. Step 5: Solve for x
    x = 1,748,669,240,368.17/1,498,813.89
  6. Step 6: Final answer
    x = 1,166,702.05

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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.