Home / 1,903,443.90-2,626,848.81-1,044,084.12

Finding the Fourth Proportional to 1,903,443.90, 2,626,848.81 and 1,044,084.12

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Solution

The fourth proportional to 1,903,443.90, 2,626,848.81 and 1,044,084.12 is: 1,440,888.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,443.90 : 2,626,848.81 = 1,044,084.12 : x
  2. Step 2: Convert to fraction form
    1,903,443.90/2,626,848.81 = 1,044,084.12/x
  3. Step 3: Cross multiply
    1,903,443.90x = 2,626,848.81 × 1,044,084.12
  4. Step 4: Simplify right side
    1,903,443.90x = 2,742,651,128,161.90
  5. Step 5: Solve for x
    x = 2,742,651,128,161.90/1,903,443.90
  6. Step 6: Final answer
    x = 1,440,888.87

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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.