Home / 1,112,547.10-1,535,345.18-629,184.53

Finding the Fourth Proportional to 1,112,547.10, 1,535,345.18 and 629,184.53

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Solution

The fourth proportional to 1,112,547.10, 1,535,345.18 and 629,184.53 is: 868,291.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,547.10 : 1,535,345.18 = 629,184.53 : x
  2. Step 2: Convert to fraction form
    1,112,547.10/1,535,345.18 = 629,184.53/x
  3. Step 3: Cross multiply
    1,112,547.10x = 1,535,345.18 × 629,184.53
  4. Step 4: Simplify right side
    1,112,547.10x = 966,015,435,466.07
  5. Step 5: Solve for x
    x = 966,015,435,466.07/1,112,547.10
  6. Step 6: Final answer
    x = 868,291.72

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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.