Home / 3,549,419.29-5,323,077.95-990,017.07

Finding the Fourth Proportional to 3,549,419.29, 5,323,077.95 and 990,017.07

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Solution

The fourth proportional to 3,549,419.29, 5,323,077.95 and 990,017.07 is: 1,484,732.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,419.29 : 5,323,077.95 = 990,017.07 : x
  2. Step 2: Convert to fraction form
    3,549,419.29/5,323,077.95 = 990,017.07/x
  3. Step 3: Cross multiply
    3,549,419.29x = 5,323,077.95 × 990,017.07
  4. Step 4: Simplify right side
    3,549,419.29x = 5,269,938,010,528.98
  5. Step 5: Solve for x
    x = 5,269,938,010,528.98/3,549,419.29
  6. Step 6: Final answer
    x = 1,484,732.45

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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.