Home / 1,666,360.76-2,299,574.34-902,411.96

Finding the Fourth Proportional to 1,666,360.76, 2,299,574.34 and 902,411.96

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Solution

The fourth proportional to 1,666,360.76, 2,299,574.34 and 902,411.96 is: 1,245,326.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,360.76 : 2,299,574.34 = 902,411.96 : x
  2. Step 2: Convert to fraction form
    1,666,360.76/2,299,574.34 = 902,411.96/x
  3. Step 3: Cross multiply
    1,666,360.76x = 2,299,574.34 × 902,411.96
  4. Step 4: Simplify right side
    1,666,360.76x = 2,075,163,387,325.11
  5. Step 5: Solve for x
    x = 2,075,163,387,325.11/1,666,360.76
  6. Step 6: Final answer
    x = 1,245,326.60

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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.