Home / 1,492,689.65-2,058,283.85-1,008,413.93

Finding the Fourth Proportional to 1,492,689.65, 2,058,283.85 and 1,008,413.93

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Solution

The fourth proportional to 1,492,689.65, 2,058,283.85 and 1,008,413.93 is: 1,390,511.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,689.65 : 2,058,283.85 = 1,008,413.93 : x
  2. Step 2: Convert to fraction form
    1,492,689.65/2,058,283.85 = 1,008,413.93/x
  3. Step 3: Cross multiply
    1,492,689.65x = 2,058,283.85 × 1,008,413.93
  4. Step 4: Simplify right side
    1,492,689.65x = 2,075,602,106,337.67
  5. Step 5: Solve for x
    x = 2,075,602,106,337.67/1,492,689.65
  6. Step 6: Final answer
    x = 1,390,511.49

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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.