Home / 1,692,031.47-2,335,526.28-1,088,419.47

Finding the Fourth Proportional to 1,692,031.47, 2,335,526.28 and 1,088,419.47

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Solution

The fourth proportional to 1,692,031.47, 2,335,526.28 and 1,088,419.47 is: 1,502,355.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,031.47 : 2,335,526.28 = 1,088,419.47 : x
  2. Step 2: Convert to fraction form
    1,692,031.47/2,335,526.28 = 1,088,419.47/x
  3. Step 3: Cross multiply
    1,692,031.47x = 2,335,526.28 × 1,088,419.47
  4. Step 4: Simplify right side
    1,692,031.47x = 2,542,032,275,848.67
  5. Step 5: Solve for x
    x = 2,542,032,275,848.67/1,692,031.47
  6. Step 6: Final answer
    x = 1,502,355.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.