Home / 3,313,612.80-4,572,547.20-1,863,518.40

Finding the Fourth Proportional to 3,313,612.80, 4,572,547.20 and 1,863,518.40

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Solution

The fourth proportional to 3,313,612.80, 4,572,547.20 and 1,863,518.40 is: 2,571,521.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,612.80 : 4,572,547.20 = 1,863,518.40 : x
  2. Step 2: Convert to fraction form
    3,313,612.80/4,572,547.20 = 1,863,518.40/x
  3. Step 3: Cross multiply
    3,313,612.80x = 4,572,547.20 × 1,863,518.40
  4. Step 4: Simplify right side
    3,313,612.80x = 8,521,025,842,068.48
  5. Step 5: Solve for x
    x = 8,521,025,842,068.48/3,313,612.80
  6. Step 6: Final answer
    x = 2,571,521.28

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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.