Home / 1,525,572.29-2,105,580.02-1,009,336.41

Finding the Fourth Proportional to 1,525,572.29, 2,105,580.02 and 1,009,336.41

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Solution

The fourth proportional to 1,525,572.29, 2,105,580.02 and 1,009,336.41 is: 1,393,076.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,572.29 : 2,105,580.02 = 1,009,336.41 : x
  2. Step 2: Convert to fraction form
    1,525,572.29/2,105,580.02 = 1,009,336.41/x
  3. Step 3: Cross multiply
    1,525,572.29x = 2,105,580.02 × 1,009,336.41
  4. Step 4: Simplify right side
    1,525,572.29x = 2,125,238,573,307.85
  5. Step 5: Solve for x
    x = 2,125,238,573,307.85/1,525,572.29
  6. Step 6: Final answer
    x = 1,393,076.28

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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.