Home / 1,411,064.22-1,947,267.09-766,484.88

Finding the Fourth Proportional to 1,411,064.22, 1,947,267.09 and 766,484.88

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Solution

The fourth proportional to 1,411,064.22, 1,947,267.09 and 766,484.88 is: 1,057,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,064.22 : 1,947,267.09 = 766,484.88 : x
  2. Step 2: Convert to fraction form
    1,411,064.22/1,947,267.09 = 766,484.88/x
  3. Step 3: Cross multiply
    1,411,064.22x = 1,947,267.09 × 766,484.88
  4. Step 4: Simplify right side
    1,411,064.22x = 1,492,550,781,806.60
  5. Step 5: Solve for x
    x = 1,492,550,781,806.60/1,411,064.22
  6. Step 6: Final answer
    x = 1,057,748.30

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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.