Home / 4,032,161.60-5,564,320.80-2,221,390.40

Finding the Fourth Proportional to 4,032,161.60, 5,564,320.80 and 2,221,390.40

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Solution

The fourth proportional to 4,032,161.60, 5,564,320.80 and 2,221,390.40 is: 3,065,484.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,032,161.60 : 5,564,320.80 = 2,221,390.40 : x
  2. Step 2: Convert to fraction form
    4,032,161.60/5,564,320.80 = 2,221,390.40/x
  3. Step 3: Cross multiply
    4,032,161.60x = 5,564,320.80 × 2,221,390.40
  4. Step 4: Simplify right side
    4,032,161.60x = 12,360,528,807,640.32
  5. Step 5: Solve for x
    x = 12,360,528,807,640.32/4,032,161.60
  6. Step 6: Final answer
    x = 3,065,484.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.