Home / 2,688,409.04-3,711,827.40-1,882,193.36

Finding the Fourth Proportional to 2,688,409.04, 3,711,827.40 and 1,882,193.36

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Solution

The fourth proportional to 2,688,409.04, 3,711,827.40 and 1,882,193.36 is: 2,598,703.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,409.04 : 3,711,827.40 = 1,882,193.36 : x
  2. Step 2: Convert to fraction form
    2,688,409.04/3,711,827.40 = 1,882,193.36/x
  3. Step 3: Cross multiply
    2,688,409.04x = 3,711,827.40 × 1,882,193.36
  4. Step 4: Simplify right side
    2,688,409.04x = 6,986,376,885,746.07
  5. Step 5: Solve for x
    x = 6,986,376,885,746.07/2,688,409.04
  6. Step 6: Final answer
    x = 2,598,703.09

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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.