Home / 1,901,210.64-2,852,264.64-621,813.26

Finding the Fourth Proportional to 1,901,210.64, 2,852,264.64 and 621,813.26

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Solution

The fourth proportional to 1,901,210.64, 2,852,264.64 and 621,813.26 is: 932,866.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,210.64 : 2,852,264.64 = 621,813.26 : x
  2. Step 2: Convert to fraction form
    1,901,210.64/2,852,264.64 = 621,813.26/x
  3. Step 3: Cross multiply
    1,901,210.64x = 2,852,264.64 × 621,813.26
  4. Step 4: Simplify right side
    1,901,210.64x = 1,773,575,967,599.60
  5. Step 5: Solve for x
    x = 1,773,575,967,599.60/1,901,210.64
  6. Step 6: Final answer
    x = 932,866.63

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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.