Home / 1,403,669.60-2,103,536.10-1,234,395.80

Finding the Fourth Proportional to 1,403,669.60, 2,103,536.10 and 1,234,395.80

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Solution

The fourth proportional to 1,403,669.60, 2,103,536.10 and 1,234,395.80 is: 1,849,862.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,669.60 : 2,103,536.10 = 1,234,395.80 : x
  2. Step 2: Convert to fraction form
    1,403,669.60/2,103,536.10 = 1,234,395.80/x
  3. Step 3: Cross multiply
    1,403,669.60x = 2,103,536.10 × 1,234,395.80
  4. Step 4: Simplify right side
    1,403,669.60x = 2,596,596,126,988.38
  5. Step 5: Solve for x
    x = 2,596,596,126,988.38/1,403,669.60
  6. Step 6: Final answer
    x = 1,849,862.76

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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.