Home / 1,830,478.07-2,745,821.60-615,567.17

Finding the Fourth Proportional to 1,830,478.07, 2,745,821.60 and 615,567.17

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Solution

The fourth proportional to 1,830,478.07, 2,745,821.60 and 615,567.17 is: 923,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830,478.07 : 2,745,821.60 = 615,567.17 : x
  2. Step 2: Convert to fraction form
    1,830,478.07/2,745,821.60 = 615,567.17/x
  3. Step 3: Cross multiply
    1,830,478.07x = 2,745,821.60 × 615,567.17
  4. Step 4: Simplify right side
    1,830,478.07x = 1,690,237,640,040.34
  5. Step 5: Solve for x
    x = 1,690,237,640,040.34/1,830,478.07
  6. Step 6: Final answer
    x = 923,385.90

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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.