Home / 1,018,740.14-1,528,104.59-260,580.44

Finding the Fourth Proportional to 1,018,740.14, 1,528,104.59 and 260,580.44

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Solution

The fourth proportional to 1,018,740.14, 1,528,104.59 and 260,580.44 is: 390,869.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,740.14 : 1,528,104.59 = 260,580.44 : x
  2. Step 2: Convert to fraction form
    1,018,740.14/1,528,104.59 = 260,580.44/x
  3. Step 3: Cross multiply
    1,018,740.14x = 1,528,104.59 × 260,580.44
  4. Step 4: Simplify right side
    1,018,740.14x = 398,194,169,922.76
  5. Step 5: Solve for x
    x = 398,194,169,922.76/1,018,740.14
  6. Step 6: Final answer
    x = 390,869.23

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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.