Home / 1,300,913.63-1,949,988.04-626,574.59

Finding the Fourth Proportional to 1,300,913.63, 1,949,988.04 and 626,574.59

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Solution

The fourth proportional to 1,300,913.63, 1,949,988.04 and 626,574.59 is: 939,196.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,913.63 : 1,949,988.04 = 626,574.59 : x
  2. Step 2: Convert to fraction form
    1,300,913.63/1,949,988.04 = 626,574.59/x
  3. Step 3: Cross multiply
    1,300,913.63x = 1,949,988.04 × 626,574.59
  4. Step 4: Simplify right side
    1,300,913.63x = 1,221,812,956,667.90
  5. Step 5: Solve for x
    x = 1,221,812,956,667.90/1,300,913.63
  6. Step 6: Final answer
    x = 939,196.06

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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.