Home / 1,155,903.40-1,733,336.70-524,492.20

Finding the Fourth Proportional to 1,155,903.40, 1,733,336.70 and 524,492.20

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Solution

The fourth proportional to 1,155,903.40, 1,733,336.70 and 524,492.20 is: 786,503.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,903.40 : 1,733,336.70 = 524,492.20 : x
  2. Step 2: Convert to fraction form
    1,155,903.40/1,733,336.70 = 524,492.20/x
  3. Step 3: Cross multiply
    1,155,903.40x = 1,733,336.70 × 524,492.20
  4. Step 4: Simplify right side
    1,155,903.40x = 909,121,579,123.74
  5. Step 5: Solve for x
    x = 909,121,579,123.74/1,155,903.40
  6. Step 6: Final answer
    x = 786,503.08

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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.