Home / 1,146,117.24-1,719,444.78-1,127,075.76

Finding the Fourth Proportional to 1,146,117.24, 1,719,444.78 and 1,127,075.76

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Solution

The fourth proportional to 1,146,117.24, 1,719,444.78 and 1,127,075.76 is: 1,690,878.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,117.24 : 1,719,444.78 = 1,127,075.76 : x
  2. Step 2: Convert to fraction form
    1,146,117.24/1,719,444.78 = 1,127,075.76/x
  3. Step 3: Cross multiply
    1,146,117.24x = 1,719,444.78 × 1,127,075.76
  4. Step 4: Simplify right side
    1,146,117.24x = 1,937,944,532,196.53
  5. Step 5: Solve for x
    x = 1,937,944,532,196.53/1,146,117.24
  6. Step 6: Final answer
    x = 1,690,878.09

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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.