Home / 1,217,881.80-1,826,822.70-507,673.80

Finding the Fourth Proportional to 1,217,881.80, 1,826,822.70 and 507,673.80

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Solution

The fourth proportional to 1,217,881.80, 1,826,822.70 and 507,673.80 is: 761,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,881.80 : 1,826,822.70 = 507,673.80 : x
  2. Step 2: Convert to fraction form
    1,217,881.80/1,826,822.70 = 507,673.80/x
  3. Step 3: Cross multiply
    1,217,881.80x = 1,826,822.70 × 507,673.80
  4. Step 4: Simplify right side
    1,217,881.80x = 927,430,022,035.26
  5. Step 5: Solve for x
    x = 927,430,022,035.26/1,217,881.80
  6. Step 6: Final answer
    x = 761,510.70

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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.