Home / 1,657,953.90-2,484,306.45-1,390,265.10

Finding the Fourth Proportional to 1,657,953.90, 2,484,306.45 and 1,390,265.10

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Solution

The fourth proportional to 1,657,953.90, 2,484,306.45 and 1,390,265.10 is: 2,083,196.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,953.90 : 2,484,306.45 = 1,390,265.10 : x
  2. Step 2: Convert to fraction form
    1,657,953.90/2,484,306.45 = 1,390,265.10/x
  3. Step 3: Cross multiply
    1,657,953.90x = 2,484,306.45 × 1,390,265.10
  4. Step 4: Simplify right side
    1,657,953.90x = 3,453,844,555,139.90
  5. Step 5: Solve for x
    x = 3,453,844,555,139.90/1,657,953.90
  6. Step 6: Final answer
    x = 2,083,196.98

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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.