Home / 1,121,037.84-1,547,064.90-611,773.02

Finding the Fourth Proportional to 1,121,037.84, 1,547,064.90 and 611,773.02

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Solution

The fourth proportional to 1,121,037.84, 1,547,064.90 and 611,773.02 is: 844,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,037.84 : 1,547,064.90 = 611,773.02 : x
  2. Step 2: Convert to fraction form
    1,121,037.84/1,547,064.90 = 611,773.02/x
  3. Step 3: Cross multiply
    1,121,037.84x = 1,547,064.90 × 611,773.02
  4. Step 4: Simplify right side
    1,121,037.84x = 946,452,566,009.00
  5. Step 5: Solve for x
    x = 946,452,566,009.00/1,121,037.84
  6. Step 6: Final answer
    x = 844,264.60

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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.