Home / 1,486,368.15-2,051,176.77-807,309.51

Finding the Fourth Proportional to 1,486,368.15, 2,051,176.77 and 807,309.51

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Solution

The fourth proportional to 1,486,368.15, 2,051,176.77 and 807,309.51 is: 1,114,081.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,368.15 : 2,051,176.77 = 807,309.51 : x
  2. Step 2: Convert to fraction form
    1,486,368.15/2,051,176.77 = 807,309.51/x
  3. Step 3: Cross multiply
    1,486,368.15x = 2,051,176.77 × 807,309.51
  4. Step 4: Simplify right side
    1,486,368.15x = 1,655,934,513,112.08
  5. Step 5: Solve for x
    x = 1,655,934,513,112.08/1,486,368.15
  6. Step 6: Final answer
    x = 1,114,081.00

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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.