Home / 1,019,110.90-1,528,666.35-576,742.90

Finding the Fourth Proportional to 1,019,110.90, 1,528,666.35 and 576,742.90

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Solution

The fourth proportional to 1,019,110.90, 1,528,666.35 and 576,742.90 is: 865,114.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,110.90 : 1,528,666.35 = 576,742.90 : x
  2. Step 2: Convert to fraction form
    1,019,110.90/1,528,666.35 = 576,742.90/x
  3. Step 3: Cross multiply
    1,019,110.90x = 1,528,666.35 × 576,742.90
  4. Step 4: Simplify right side
    1,019,110.90x = 881,647,463,831.42
  5. Step 5: Solve for x
    x = 881,647,463,831.42/1,019,110.90
  6. Step 6: Final answer
    x = 865,114.35

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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.