Home / 1,525,376.60-2,105,013.84-837,060.02

Finding the Fourth Proportional to 1,525,376.60, 2,105,013.84 and 837,060.02

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Solution

The fourth proportional to 1,525,376.60, 2,105,013.84 and 837,060.02 is: 1,155,139.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,376.60 : 2,105,013.84 = 837,060.02 : x
  2. Step 2: Convert to fraction form
    1,525,376.60/2,105,013.84 = 837,060.02/x
  3. Step 3: Cross multiply
    1,525,376.60x = 2,105,013.84 × 837,060.02
  4. Step 4: Simplify right side
    1,525,376.60x = 1,762,022,927,010.68
  5. Step 5: Solve for x
    x = 1,762,022,927,010.68/1,525,376.60
  6. Step 6: Final answer
    x = 1,155,139.61

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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.