Home / 1,140,544.64-1,574,302.30-657,432.84

Finding the Fourth Proportional to 1,140,544.64, 1,574,302.30 and 657,432.84

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Solution

The fourth proportional to 1,140,544.64, 1,574,302.30 and 657,432.84 is: 907,459.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,544.64 : 1,574,302.30 = 657,432.84 : x
  2. Step 2: Convert to fraction form
    1,140,544.64/1,574,302.30 = 657,432.84/x
  3. Step 3: Cross multiply
    1,140,544.64x = 1,574,302.30 × 657,432.84
  4. Step 4: Simplify right side
    1,140,544.64x = 1,034,998,032,107.53
  5. Step 5: Solve for x
    x = 1,034,998,032,107.53/1,140,544.64
  6. Step 6: Final answer
    x = 907,459.47

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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.