Home / 1,325,686.72-1,828,865.64-895,810

Finding the Fourth Proportional to 1,325,686.72, 1,828,865.64 and 895,810

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Solution

The fourth proportional to 1,325,686.72, 1,828,865.64 and 895,810 is: 1,235,824.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,686.72 : 1,828,865.64 = 895,810 : x
  2. Step 2: Convert to fraction form
    1,325,686.72/1,828,865.64 = 895,810/x
  3. Step 3: Cross multiply
    1,325,686.72x = 1,828,865.64 × 895,810
  4. Step 4: Simplify right side
    1,325,686.72x = 1,638,316,128,968.40
  5. Step 5: Solve for x
    x = 1,638,316,128,968.40/1,325,686.72
  6. Step 6: Final answer
    x = 1,235,824.50

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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.