Home / 1,771,381.80-2,657,418.30-760,501.80

Finding the Fourth Proportional to 1,771,381.80, 2,657,418.30 and 760,501.80

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Solution

The fourth proportional to 1,771,381.80, 2,657,418.30 and 760,501.80 is: 1,140,901.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,381.80 : 2,657,418.30 = 760,501.80 : x
  2. Step 2: Convert to fraction form
    1,771,381.80/2,657,418.30 = 760,501.80/x
  3. Step 3: Cross multiply
    1,771,381.80x = 2,657,418.30 × 760,501.80
  4. Step 4: Simplify right side
    1,771,381.80x = 2,020,971,400,502.94
  5. Step 5: Solve for x
    x = 2,020,971,400,502.94/1,771,381.80
  6. Step 6: Final answer
    x = 1,140,901.08

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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.