Home / 1,808,430.84-2,495,636.94-992,639.16

Finding the Fourth Proportional to 1,808,430.84, 2,495,636.94 and 992,639.16

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Solution

The fourth proportional to 1,808,430.84, 2,495,636.94 and 992,639.16 is: 1,369,843.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,430.84 : 2,495,636.94 = 992,639.16 : x
  2. Step 2: Convert to fraction form
    1,808,430.84/2,495,636.94 = 992,639.16/x
  3. Step 3: Cross multiply
    1,808,430.84x = 2,495,636.94 × 992,639.16
  4. Step 4: Simplify right side
    1,808,430.84x = 2,477,266,955,786.57
  5. Step 5: Solve for x
    x = 2,477,266,955,786.57/1,808,430.84
  6. Step 6: Final answer
    x = 1,369,843.35

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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.