Home / 2,865,809.04-3,955,095.60-2,139,395.37

Finding the Fourth Proportional to 2,865,809.04, 3,955,095.60 and 2,139,395.37

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Solution

The fourth proportional to 2,865,809.04, 3,955,095.60 and 2,139,395.37 is: 2,952,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,809.04 : 3,955,095.60 = 2,139,395.37 : x
  2. Step 2: Convert to fraction form
    2,865,809.04/3,955,095.60 = 2,139,395.37/x
  3. Step 3: Cross multiply
    2,865,809.04x = 3,955,095.60 × 2,139,395.37
  4. Step 4: Simplify right side
    2,865,809.04x = 8,461,513,214,547.37
  5. Step 5: Solve for x
    x = 8,461,513,214,547.37/2,865,809.04
  6. Step 6: Final answer
    x = 2,952,573.98

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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.