Home / 1,223,574.22-1,688,580.30-837,200.00

Finding the Fourth Proportional to 1,223,574.22, 1,688,580.30 and 837,200.00

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Solution

The fourth proportional to 1,223,574.22, 1,688,580.30 and 837,200.00 is: 1,155,368.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,574.22 : 1,688,580.30 = 837,200.00 : x
  2. Step 2: Convert to fraction form
    1,223,574.22/1,688,580.30 = 837,200.00/x
  3. Step 3: Cross multiply
    1,223,574.22x = 1,688,580.30 × 837,200.00
  4. Step 4: Simplify right side
    1,223,574.22x = 1,413,679,427,457.08
  5. Step 5: Solve for x
    x = 1,413,679,427,457.08/1,223,574.22
  6. Step 6: Final answer
    x = 1,155,368.76

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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.