Home / 1,038,807.80-1,557,750.90-477,553.40

Finding the Fourth Proportional to 1,038,807.80, 1,557,750.90 and 477,553.40

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Solution

The fourth proportional to 1,038,807.80, 1,557,750.90 and 477,553.40 is: 716,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,807.80 : 1,557,750.90 = 477,553.40 : x
  2. Step 2: Convert to fraction form
    1,038,807.80/1,557,750.90 = 477,553.40/x
  3. Step 3: Cross multiply
    1,038,807.80x = 1,557,750.90 × 477,553.40
  4. Step 4: Simplify right side
    1,038,807.80x = 743,909,238,648.06
  5. Step 5: Solve for x
    x = 743,909,238,648.06/1,038,807.80
  6. Step 6: Final answer
    x = 716,118.26

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1.5x scale

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.