Home / 756,030.40-1,134,045.60-695,669.20

Finding the Fourth Proportional to 756,030.40, 1,134,045.60 and 695,669.20

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Solution

The fourth proportional to 756,030.40, 1,134,045.60 and 695,669.20 is: 1,043,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,030.40 : 1,134,045.60 = 695,669.20 : x
  2. Step 2: Convert to fraction form
    756,030.40/1,134,045.60 = 695,669.20/x
  3. Step 3: Cross multiply
    756,030.40x = 1,134,045.60 × 695,669.20
  4. Step 4: Simplify right side
    756,030.40x = 788,920,595,315.52
  5. Step 5: Solve for x
    x = 788,920,595,315.52/756,030.40
  6. Step 6: Final answer
    x = 1,043,503.80

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1.5x scale

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.