Home / 1,448,068.32-2,172,206.40-383,097.78

Finding the Fourth Proportional to 1,448,068.32, 2,172,206.40 and 383,097.78

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Solution

The fourth proportional to 1,448,068.32, 2,172,206.40 and 383,097.78 is: 574,674.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,068.32 : 2,172,206.40 = 383,097.78 : x
  2. Step 2: Convert to fraction form
    1,448,068.32/2,172,206.40 = 383,097.78/x
  3. Step 3: Cross multiply
    1,448,068.32x = 2,172,206.40 × 383,097.78
  4. Step 4: Simplify right side
    1,448,068.32x = 832,167,449,541.79
  5. Step 5: Solve for x
    x = 832,167,449,541.79/1,448,068.32
  6. Step 6: Final answer
    x = 574,674.16

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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.