Home / 1,037,686.61-1,431,945.83-602,070.21

Finding the Fourth Proportional to 1,037,686.61, 1,431,945.83 and 602,070.21

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Solution

The fourth proportional to 1,037,686.61, 1,431,945.83 and 602,070.21 is: 830,821.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,686.61 : 1,431,945.83 = 602,070.21 : x
  2. Step 2: Convert to fraction form
    1,037,686.61/1,431,945.83 = 602,070.21/x
  3. Step 3: Cross multiply
    1,037,686.61x = 1,431,945.83 × 602,070.21
  4. Step 4: Simplify right side
    1,037,686.61x = 862,131,928,081.90
  5. Step 5: Solve for x
    x = 862,131,928,081.90/1,037,686.61
  6. Step 6: Final answer
    x = 830,821.10

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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.