Home / 1,292,323.29-1,938,485.48-581,521.02

Finding the Fourth Proportional to 1,292,323.29, 1,938,485.48 and 581,521.02

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Solution

The fourth proportional to 1,292,323.29, 1,938,485.48 and 581,521.02 is: 872,281.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,323.29 : 1,938,485.48 = 581,521.02 : x
  2. Step 2: Convert to fraction form
    1,292,323.29/1,938,485.48 = 581,521.02/x
  3. Step 3: Cross multiply
    1,292,323.29x = 1,938,485.48 × 581,521.02
  4. Step 4: Simplify right side
    1,292,323.29x = 1,127,270,050,677.18
  5. Step 5: Solve for x
    x = 1,127,270,050,677.18/1,292,323.29
  6. Step 6: Final answer
    x = 872,281.77

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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.