Home / 1,539,632.10-2,308,787.59-528,855.78

Finding the Fourth Proportional to 1,539,632.10, 2,308,787.59 and 528,855.78

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Solution

The fourth proportional to 1,539,632.10, 2,308,787.59 and 528,855.78 is: 793,056.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,632.10 : 2,308,787.59 = 528,855.78 : x
  2. Step 2: Convert to fraction form
    1,539,632.10/2,308,787.59 = 528,855.78/x
  3. Step 3: Cross multiply
    1,539,632.10x = 2,308,787.59 × 528,855.78
  4. Step 4: Simplify right side
    1,539,632.10x = 1,221,015,661,763.77
  5. Step 5: Solve for x
    x = 1,221,015,661,763.77/1,539,632.10
  6. Step 6: Final answer
    x = 793,056.77

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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.