Home / 1,890,312.16-2,608,607.28-1,030,852.48

Finding the Fourth Proportional to 1,890,312.16, 2,608,607.28 and 1,030,852.48

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Solution

The fourth proportional to 1,890,312.16, 2,608,607.28 and 1,030,852.48 is: 1,422,563.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,312.16 : 2,608,607.28 = 1,030,852.48 : x
  2. Step 2: Convert to fraction form
    1,890,312.16/2,608,607.28 = 1,030,852.48/x
  3. Step 3: Cross multiply
    1,890,312.16x = 2,608,607.28 × 1,030,852.48
  4. Step 4: Simplify right side
    1,890,312.16x = 2,689,089,283,934.05
  5. Step 5: Solve for x
    x = 2,689,089,283,934.05/1,890,312.16
  6. Step 6: Final answer
    x = 1,422,563.61

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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.