Home / 1,666,342.64-2,299,549.56-902,393.84

Finding the Fourth Proportional to 1,666,342.64, 2,299,549.56 and 902,393.84

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Solution

The fourth proportional to 1,666,342.64, 2,299,549.56 and 902,393.84 is: 1,245,301.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,342.64 : 2,299,549.56 = 902,393.84 : x
  2. Step 2: Convert to fraction form
    1,666,342.64/2,299,549.56 = 902,393.84/x
  3. Step 3: Cross multiply
    1,666,342.64x = 2,299,549.56 × 902,393.84
  4. Step 4: Simplify right side
    1,666,342.64x = 2,075,099,357,718.71
  5. Step 5: Solve for x
    x = 2,075,099,357,718.71/1,666,342.64
  6. Step 6: Final answer
    x = 1,245,301.72

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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.