Home / 1,486,718.40-2,051,673.84-807,655.44

Finding the Fourth Proportional to 1,486,718.40, 2,051,673.84 and 807,655.44

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Solution

The fourth proportional to 1,486,718.40, 2,051,673.84 and 807,655.44 is: 1,114,565.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,718.40 : 2,051,673.84 = 807,655.44 : x
  2. Step 2: Convert to fraction form
    1,486,718.40/2,051,673.84 = 807,655.44/x
  3. Step 3: Cross multiply
    1,486,718.40x = 2,051,673.84 × 807,655.44
  4. Step 4: Simplify right side
    1,486,718.40x = 1,657,045,537,981.69
  5. Step 5: Solve for x
    x = 1,657,045,537,981.69/1,486,718.40
  6. Step 6: Final answer
    x = 1,114,565.84

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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.