Home / 1,547,140.37-2,323,139.60-1,310,358.53

Finding the Fourth Proportional to 1,547,140.37, 2,323,139.60 and 1,310,358.53

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Solution

The fourth proportional to 1,547,140.37, 2,323,139.60 and 1,310,358.53 is: 1,967,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,140.37 : 2,323,139.60 = 1,310,358.53 : x
  2. Step 2: Convert to fraction form
    1,547,140.37/2,323,139.60 = 1,310,358.53/x
  3. Step 3: Cross multiply
    1,547,140.37x = 2,323,139.60 × 1,310,358.53
  4. Step 4: Simplify right side
    1,547,140.37x = 3,044,145,800,324.53
  5. Step 5: Solve for x
    x = 3,044,145,800,324.53/1,547,140.37
  6. Step 6: Final answer
    x = 1,967,595.10

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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.