Home / 1,070,728.65-1,606,240.67-621,661.01

Finding the Fourth Proportional to 1,070,728.65, 1,606,240.67 and 621,661.01

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Solution

The fourth proportional to 1,070,728.65, 1,606,240.67 and 621,661.01 is: 932,577.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,728.65 : 1,606,240.67 = 621,661.01 : x
  2. Step 2: Convert to fraction form
    1,070,728.65/1,606,240.67 = 621,661.01/x
  3. Step 3: Cross multiply
    1,070,728.65x = 1,606,240.67 × 621,661.01
  4. Step 4: Simplify right side
    1,070,728.65x = 998,537,186,075.77
  5. Step 5: Solve for x
    x = 998,537,186,075.77/1,070,728.65
  6. Step 6: Final answer
    x = 932,577.26

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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.