Home / 1,709,701.80-2,564,552.70-1,636,895.40

Finding the Fourth Proportional to 1,709,701.80, 2,564,552.70 and 1,636,895.40

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Solution

The fourth proportional to 1,709,701.80, 2,564,552.70 and 1,636,895.40 is: 2,455,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,701.80 : 2,564,552.70 = 1,636,895.40 : x
  2. Step 2: Convert to fraction form
    1,709,701.80/2,564,552.70 = 1,636,895.40/x
  3. Step 3: Cross multiply
    1,709,701.80x = 2,564,552.70 × 1,636,895.40
  4. Step 4: Simplify right side
    1,709,701.80x = 4,197,904,517,687.58
  5. Step 5: Solve for x
    x = 4,197,904,517,687.58/1,709,701.80
  6. Step 6: Final answer
    x = 2,455,343.10

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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.