Home / 1,235,731.60-1,851,264.60-634,646.80

Finding the Fourth Proportional to 1,235,731.60, 1,851,264.60 and 634,646.80

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Solution

The fourth proportional to 1,235,731.60, 1,851,264.60 and 634,646.80 is: 950,772.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,731.60 : 1,851,264.60 = 634,646.80 : x
  2. Step 2: Convert to fraction form
    1,235,731.60/1,851,264.60 = 634,646.80/x
  3. Step 3: Cross multiply
    1,235,731.60x = 1,851,264.60 × 634,646.80
  4. Step 4: Simplify right side
    1,235,731.60x = 1,174,899,154,343.28
  5. Step 5: Solve for x
    x = 1,174,899,154,343.28/1,235,731.60
  6. Step 6: Final answer
    x = 950,772.12

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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.