Home / 1,048,004.80-1,572,007.20-971,022.40

Finding the Fourth Proportional to 1,048,004.80, 1,572,007.20 and 971,022.40

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Solution

The fourth proportional to 1,048,004.80, 1,572,007.20 and 971,022.40 is: 1,456,533.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,004.80 : 1,572,007.20 = 971,022.40 : x
  2. Step 2: Convert to fraction form
    1,048,004.80/1,572,007.20 = 971,022.40/x
  3. Step 3: Cross multiply
    1,048,004.80x = 1,572,007.20 × 971,022.40
  4. Step 4: Simplify right side
    1,048,004.80x = 1,526,454,204,161.28
  5. Step 5: Solve for x
    x = 1,526,454,204,161.28/1,048,004.80
  6. Step 6: Final answer
    x = 1,456,533.60

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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.