Home / 1,050,056.80-1,573,270.80-487,938.40

Finding the Fourth Proportional to 1,050,056.80, 1,573,270.80 and 487,938.40

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Solution

The fourth proportional to 1,050,056.80, 1,573,270.80 and 487,938.40 is: 731,064.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,056.80 : 1,573,270.80 = 487,938.40 : x
  2. Step 2: Convert to fraction form
    1,050,056.80/1,573,270.80 = 487,938.40/x
  3. Step 3: Cross multiply
    1,050,056.80x = 1,573,270.80 × 487,938.40
  4. Step 4: Simplify right side
    1,050,056.80x = 767,659,236,918.72
  5. Step 5: Solve for x
    x = 767,659,236,918.72/1,050,056.80
  6. Step 6: Final answer
    x = 731,064.49

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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.