Home / 1,346,153.49-2,018,097.61-626,129.30

Finding the Fourth Proportional to 1,346,153.49, 2,018,097.61 and 626,129.30

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Solution

The fourth proportional to 1,346,153.49, 2,018,097.61 and 626,129.30 is: 938,667.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,153.49 : 2,018,097.61 = 626,129.30 : x
  2. Step 2: Convert to fraction form
    1,346,153.49/2,018,097.61 = 626,129.30/x
  3. Step 3: Cross multiply
    1,346,153.49x = 2,018,097.61 × 626,129.30
  4. Step 4: Simplify right side
    1,346,153.49x = 1,263,590,047,360.89
  5. Step 5: Solve for x
    x = 1,263,590,047,360.89/1,346,153.49
  6. Step 6: Final answer
    x = 938,667.14

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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.