Home / 1,141,623-1,575,439.74-632,358.18

Finding the Fourth Proportional to 1,141,623, 1,575,439.74 and 632,358.18

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Solution

The fourth proportional to 1,141,623, 1,575,439.74 and 632,358.18 is: 872,654.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,623 : 1,575,439.74 = 632,358.18 : x
  2. Step 2: Convert to fraction form
    1,141,623/1,575,439.74 = 632,358.18/x
  3. Step 3: Cross multiply
    1,141,623x = 1,575,439.74 × 632,358.18
  4. Step 4: Simplify right side
    1,141,623x = 996,242,206,686.07
  5. Step 5: Solve for x
    x = 996,242,206,686.07/1,141,623
  6. Step 6: Final answer
    x = 872,654.29

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1.5x scale

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.