Home / 1,574,573.16-2,172,285.54-969,911.40

Finding the Fourth Proportional to 1,574,573.16, 2,172,285.54 and 969,911.40

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Solution

The fourth proportional to 1,574,573.16, 2,172,285.54 and 969,911.40 is: 1,338,092.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,573.16 : 2,172,285.54 = 969,911.40 : x
  2. Step 2: Convert to fraction form
    1,574,573.16/2,172,285.54 = 969,911.40/x
  3. Step 3: Cross multiply
    1,574,573.16x = 2,172,285.54 × 969,911.40
  4. Step 4: Simplify right side
    1,574,573.16x = 2,106,924,509,301.16
  5. Step 5: Solve for x
    x = 2,106,924,509,301.16/1,574,573.16
  6. Step 6: Final answer
    x = 1,338,092.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.