Home / 1,031,890.02-1,547,237.25-400,064.10

Finding the Fourth Proportional to 1,031,890.02, 1,547,237.25 and 400,064.10

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Solution

The fourth proportional to 1,031,890.02, 1,547,237.25 and 400,064.10 is: 599,864.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,890.02 : 1,547,237.25 = 400,064.10 : x
  2. Step 2: Convert to fraction form
    1,031,890.02/1,547,237.25 = 400,064.10/x
  3. Step 3: Cross multiply
    1,031,890.02x = 1,547,237.25 × 400,064.10
  4. Step 4: Simplify right side
    1,031,890.02x = 618,994,077,907.73
  5. Step 5: Solve for x
    x = 618,994,077,907.73/1,031,890.02
  6. Step 6: Final answer
    x = 599,864.39

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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.