Home / 1,098,058.40-1,645,705.20-973,642.40

Finding the Fourth Proportional to 1,098,058.40, 1,645,705.20 and 973,642.40

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Solution

The fourth proportional to 1,098,058.40, 1,645,705.20 and 973,642.40 is: 1,459,237.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,058.40 : 1,645,705.20 = 973,642.40 : x
  2. Step 2: Convert to fraction form
    1,098,058.40/1,645,705.20 = 973,642.40/x
  3. Step 3: Cross multiply
    1,098,058.40x = 1,645,705.20 × 973,642.40
  4. Step 4: Simplify right side
    1,098,058.40x = 1,602,328,360,620.48
  5. Step 5: Solve for x
    x = 1,602,328,360,620.48/1,098,058.40
  6. Step 6: Final answer
    x = 1,459,237.83

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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.