Home / 1,931,044.86-2,896,821.54-716,456.16

Finding the Fourth Proportional to 1,931,044.86, 2,896,821.54 and 716,456.16

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Solution

The fourth proportional to 1,931,044.86, 2,896,821.54 and 716,456.16 is: 1,074,778.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,044.86 : 2,896,821.54 = 716,456.16 : x
  2. Step 2: Convert to fraction form
    1,931,044.86/2,896,821.54 = 716,456.16/x
  3. Step 3: Cross multiply
    1,931,044.86x = 2,896,821.54 × 716,456.16
  4. Step 4: Simplify right side
    1,931,044.86x = 2,075,445,636,753.69
  5. Step 5: Solve for x
    x = 2,075,445,636,753.69/1,931,044.86
  6. Step 6: Final answer
    x = 1,074,778.57

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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.