Home / 1,038,426-1,433,032.20-561,498

Finding the Fourth Proportional to 1,038,426, 1,433,032.20 and 561,498

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Solution

The fourth proportional to 1,038,426, 1,433,032.20 and 561,498 is: 774,869.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,426 : 1,433,032.20 = 561,498 : x
  2. Step 2: Convert to fraction form
    1,038,426/1,433,032.20 = 561,498/x
  3. Step 3: Cross multiply
    1,038,426x = 1,433,032.20 × 561,498
  4. Step 4: Simplify right side
    1,038,426x = 804,644,714,235.60
  5. Step 5: Solve for x
    x = 804,644,714,235.60/1,038,426
  6. Step 6: Final answer
    x = 774,869.58

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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.