Home / 2,141,549.04-2,955,284.37-1,223,719.77

Finding the Fourth Proportional to 2,141,549.04, 2,955,284.37 and 1,223,719.77

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Solution

The fourth proportional to 2,141,549.04, 2,955,284.37 and 1,223,719.77 is: 1,688,702.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,549.04 : 2,955,284.37 = 1,223,719.77 : x
  2. Step 2: Convert to fraction form
    2,141,549.04/2,955,284.37 = 1,223,719.77/x
  3. Step 3: Cross multiply
    2,141,549.04x = 2,955,284.37 × 1,223,719.77
  4. Step 4: Simplify right side
    2,141,549.04x = 3,616,439,909,541.00
  5. Step 5: Solve for x
    x = 3,616,439,909,541.00/2,141,549.04
  6. Step 6: Final answer
    x = 1,688,702.82

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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.