Home / 1,319,835.80-1,982,159.40-1,154,498.60

Finding the Fourth Proportional to 1,319,835.80, 1,982,159.40 and 1,154,498.60

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Solution

The fourth proportional to 1,319,835.80, 1,982,159.40 and 1,154,498.60 is: 1,733,852.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,835.80 : 1,982,159.40 = 1,154,498.60 : x
  2. Step 2: Convert to fraction form
    1,319,835.80/1,982,159.40 = 1,154,498.60/x
  3. Step 3: Cross multiply
    1,319,835.80x = 1,982,159.40 × 1,154,498.60
  4. Step 4: Simplify right side
    1,319,835.80x = 2,288,400,252,276.84
  5. Step 5: Solve for x
    x = 2,288,400,252,276.84/1,319,835.80
  6. Step 6: Final answer
    x = 1,733,852.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.