Home / 1,872,311.90-2,808,547.76-735,320.50

Finding the Fourth Proportional to 1,872,311.90, 2,808,547.76 and 735,320.50

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Solution

The fourth proportional to 1,872,311.90, 2,808,547.76 and 735,320.50 is: 1,103,012.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,311.90 : 2,808,547.76 = 735,320.50 : x
  2. Step 2: Convert to fraction form
    1,872,311.90/2,808,547.76 = 735,320.50/x
  3. Step 3: Cross multiply
    1,872,311.90x = 2,808,547.76 × 735,320.50
  4. Step 4: Simplify right side
    1,872,311.90x = 2,065,182,737,974.01
  5. Step 5: Solve for x
    x = 2,065,182,737,974.01/1,872,311.90
  6. Step 6: Final answer
    x = 1,103,012.13

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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.