Home / 1,657,853.17-2,486,637.30-1,009,261.01

Finding the Fourth Proportional to 1,657,853.17, 2,486,637.30 and 1,009,261.01

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Solution

The fourth proportional to 1,657,853.17, 2,486,637.30 and 1,009,261.01 is: 1,513,804.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,853.17 : 2,486,637.30 = 1,009,261.01 : x
  2. Step 2: Convert to fraction form
    1,657,853.17/2,486,637.30 = 1,009,261.01/x
  3. Step 3: Cross multiply
    1,657,853.17x = 2,486,637.30 × 1,009,261.01
  4. Step 4: Simplify right side
    1,657,853.17x = 2,509,666,080,064.45
  5. Step 5: Solve for x
    x = 2,509,666,080,064.45/1,657,853.17
  6. Step 6: Final answer
    x = 1,513,804.79

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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.