Home / 1,254,109.12-1,881,662.13-401,312.16

Finding the Fourth Proportional to 1,254,109.12, 1,881,662.13 and 401,312.16

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Solution

The fourth proportional to 1,254,109.12, 1,881,662.13 and 401,312.16 is: 602,127.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,109.12 : 1,881,662.13 = 401,312.16 : x
  2. Step 2: Convert to fraction form
    1,254,109.12/1,881,662.13 = 401,312.16/x
  3. Step 3: Cross multiply
    1,254,109.12x = 1,881,662.13 × 401,312.16
  4. Step 4: Simplify right side
    1,254,109.12x = 755,133,893,780.50
  5. Step 5: Solve for x
    x = 755,133,893,780.50/1,254,109.12
  6. Step 6: Final answer
    x = 602,127.74

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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.