Home / 1,047,350.80-1,567,397.40-626,928.40

Finding the Fourth Proportional to 1,047,350.80, 1,567,397.40 and 626,928.40

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Solution

The fourth proportional to 1,047,350.80, 1,567,397.40 and 626,928.40 is: 938,220.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,350.80 : 1,567,397.40 = 626,928.40 : x
  2. Step 2: Convert to fraction form
    1,047,350.80/1,567,397.40 = 626,928.40/x
  3. Step 3: Cross multiply
    1,047,350.80x = 1,567,397.40 × 626,928.40
  4. Step 4: Simplify right side
    1,047,350.80x = 982,645,944,146.16
  5. Step 5: Solve for x
    x = 982,645,944,146.16/1,047,350.80
  6. Step 6: Final answer
    x = 938,220.46

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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.