Home / 1,137,762.36-1,570,096.14-621,510.12

Finding the Fourth Proportional to 1,137,762.36, 1,570,096.14 and 621,510.12

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Solution

The fourth proportional to 1,137,762.36, 1,570,096.14 and 621,510.12 is: 857,675.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,762.36 : 1,570,096.14 = 621,510.12 : x
  2. Step 2: Convert to fraction form
    1,137,762.36/1,570,096.14 = 621,510.12/x
  3. Step 3: Cross multiply
    1,137,762.36x = 1,570,096.14 × 621,510.12
  4. Step 4: Simplify right side
    1,137,762.36x = 975,830,640,382.94
  5. Step 5: Solve for x
    x = 975,830,640,382.94/1,137,762.36
  6. Step 6: Final answer
    x = 857,675.27

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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.