Home / 1,666,855.95-2,300,272.26-902,909.51

Finding the Fourth Proportional to 1,666,855.95, 2,300,272.26 and 902,909.51

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Solution

The fourth proportional to 1,666,855.95, 2,300,272.26 and 902,909.51 is: 1,246,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,855.95 : 2,300,272.26 = 902,909.51 : x
  2. Step 2: Convert to fraction form
    1,666,855.95/2,300,272.26 = 902,909.51/x
  3. Step 3: Cross multiply
    1,666,855.95x = 2,300,272.26 × 902,909.51
  4. Step 4: Simplify right side
    1,666,855.95x = 2,076,937,683,127.28
  5. Step 5: Solve for x
    x = 2,076,937,683,127.28/1,666,855.95
  6. Step 6: Final answer
    x = 1,246,021.10

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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.