Home / 1,038,452.20-1,556,603.10-564,135.40

Finding the Fourth Proportional to 1,038,452.20, 1,556,603.10 and 564,135.40

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Solution

The fourth proportional to 1,038,452.20, 1,556,603.10 and 564,135.40 is: 845,619.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,452.20 : 1,556,603.10 = 564,135.40 : x
  2. Step 2: Convert to fraction form
    1,038,452.20/1,556,603.10 = 564,135.40/x
  3. Step 3: Cross multiply
    1,038,452.20x = 1,556,603.10 × 564,135.40
  4. Step 4: Simplify right side
    1,038,452.20x = 878,134,912,459.74
  5. Step 5: Solve for x
    x = 878,134,912,459.74/1,038,452.20
  6. Step 6: Final answer
    x = 845,619.00

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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.