Home / 1,132,018.65-1,562,210.01-622,720.98

Finding the Fourth Proportional to 1,132,018.65, 1,562,210.01 and 622,720.98

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Solution

The fourth proportional to 1,132,018.65, 1,562,210.01 and 622,720.98 is: 859,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,018.65 : 1,562,210.01 = 622,720.98 : x
  2. Step 2: Convert to fraction form
    1,132,018.65/1,562,210.01 = 622,720.98/x
  3. Step 3: Cross multiply
    1,132,018.65x = 1,562,210.01 × 622,720.98
  4. Step 4: Simplify right side
    1,132,018.65x = 972,820,948,393.01
  5. Step 5: Solve for x
    x = 972,820,948,393.01/1,132,018.65
  6. Step 6: Final answer
    x = 859,368.30

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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.