Home / 1,132,430-1,562,764.48-623,143.36

Finding the Fourth Proportional to 1,132,430, 1,562,764.48 and 623,143.36

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Solution

The fourth proportional to 1,132,430, 1,562,764.48 and 623,143.36 is: 859,943.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,430 : 1,562,764.48 = 623,143.36 : x
  2. Step 2: Convert to fraction form
    1,132,430/1,562,764.48 = 623,143.36/x
  3. Step 3: Cross multiply
    1,132,430x = 1,562,764.48 × 623,143.36
  4. Step 4: Simplify right side
    1,132,430x = 973,826,308,955.85
  5. Step 5: Solve for x
    x = 973,826,308,955.85/1,132,430
  6. Step 6: Final answer
    x = 859,943.93

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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.