Home / 1,411,070.94-2,116,606.41-612,334.80

Finding the Fourth Proportional to 1,411,070.94, 2,116,606.41 and 612,334.80

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Solution

The fourth proportional to 1,411,070.94, 2,116,606.41 and 612,334.80 is: 918,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,070.94 : 2,116,606.41 = 612,334.80 : x
  2. Step 2: Convert to fraction form
    1,411,070.94/2,116,606.41 = 612,334.80/x
  3. Step 3: Cross multiply
    1,411,070.94x = 2,116,606.41 × 612,334.80
  4. Step 4: Simplify right side
    1,411,070.94x = 1,296,071,762,746.07
  5. Step 5: Solve for x
    x = 1,296,071,762,746.07/1,411,070.94
  6. Step 6: Final answer
    x = 918,502.20

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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.