Home / 1,575,477.20-2,360,105.40-942,510.80

Finding the Fourth Proportional to 1,575,477.20, 2,360,105.40 and 942,510.80

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Solution

The fourth proportional to 1,575,477.20, 2,360,105.40 and 942,510.80 is: 1,411,905.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,477.20 : 2,360,105.40 = 942,510.80 : x
  2. Step 2: Convert to fraction form
    1,575,477.20/2,360,105.40 = 942,510.80/x
  3. Step 3: Cross multiply
    1,575,477.20x = 2,360,105.40 × 942,510.80
  4. Step 4: Simplify right side
    1,575,477.20x = 2,224,424,828,638.32
  5. Step 5: Solve for x
    x = 2,224,424,828,638.32/1,575,477.20
  6. Step 6: Final answer
    x = 1,411,905.44

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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.