Home / 1,792,392.60-2,688,588.90-1,643,093.40

Finding the Fourth Proportional to 1,792,392.60, 2,688,588.90 and 1,643,093.40

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Solution

The fourth proportional to 1,792,392.60, 2,688,588.90 and 1,643,093.40 is: 2,464,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,392.60 : 2,688,588.90 = 1,643,093.40 : x
  2. Step 2: Convert to fraction form
    1,792,392.60/2,688,588.90 = 1,643,093.40/x
  3. Step 3: Cross multiply
    1,792,392.60x = 2,688,588.90 × 1,643,093.40
  4. Step 4: Simplify right side
    1,792,392.60x = 4,417,602,676,903.26
  5. Step 5: Solve for x
    x = 4,417,602,676,903.26/1,792,392.60
  6. Step 6: Final answer
    x = 2,464,640.10

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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.