Home / 2,952,708.40-4,429,062.60-2,896,721.20

Finding the Fourth Proportional to 2,952,708.40, 4,429,062.60 and 2,896,721.20

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Solution

The fourth proportional to 2,952,708.40, 4,429,062.60 and 2,896,721.20 is: 4,345,081.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,708.40 : 4,429,062.60 = 2,896,721.20 : x
  2. Step 2: Convert to fraction form
    2,952,708.40/4,429,062.60 = 2,896,721.20/x
  3. Step 3: Cross multiply
    2,952,708.40x = 4,429,062.60 × 2,896,721.20
  4. Step 4: Simplify right side
    2,952,708.40x = 12,829,759,529,547.12
  5. Step 5: Solve for x
    x = 12,829,759,529,547.12/2,952,708.40
  6. Step 6: Final answer
    x = 4,345,081.80

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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.